CN111092358B - Flat plate double-column integrated optical fiber water cooling method and device - Google Patents
Flat plate double-column integrated optical fiber water cooling method and device Download PDFInfo
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- CN111092358B CN111092358B CN202010036225.8A CN202010036225A CN111092358B CN 111092358 B CN111092358 B CN 111092358B CN 202010036225 A CN202010036225 A CN 202010036225A CN 111092358 B CN111092358 B CN 111092358B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/04—Arrangements for thermal management
- H01S3/0407—Liquid cooling, e.g. by water
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/04—Arrangements for thermal management
- H01S3/042—Arrangements for thermal management for solid state lasers
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- Optics & Photonics (AREA)
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Abstract
A flat plate double-column integrated optical fiber water cooling method and device comprises a cooling plate and at least two cylindrical cooling columns arranged on the cooling plate, wherein circulating flowing cooling liquid is led into the cooling plate and the cylindrical cooling columns, column adapter plates are arranged on the cylindrical cooling columns, two ends of each column adapter plate are respectively connected with two adjacent cylindrical cooling columns, spiral optical fiber grooves for accommodating optical fibers are arranged on the outer wall of each column of each cylindrical cooling column, optical fibers on the cooling plate are coiled upwards along the spiral optical fiber grooves on one cylindrical cooling column to one end of each cylindrical cooling column, enter the spiral optical fiber grooves on the other adjacent cylindrical cooling column through column adapter plates in a switching mode and are coiled downwards along the spiral optical fiber grooves to return to the cooling plate, circulating flowing cooling liquid is led into the interior of each column adapter plate, and the optical fibers switched through the column adapter plates are cooled. The optical fiber cooling device achieves cooling of the optical fiber in the switching process, improves the cooling effect and ensures the working stability of the optical fiber laser.
Description
Technical Field
The invention relates to the technical field of laser cooling device design, in particular to a flat plate double-column integrated optical fiber water cooling method and device.
Background
The fiber laser has the advantages of high conversion efficiency, good beam quality, compact structure and the like, and has wide application prospect in the fields of industry, scientific research, national defense and the like. The Main Oscillation Power Amplification (MOPA) structure is mainly used in a high-power optical fiber laser system, and the MOPA structure is used for amplifying the power of seed laser with medium and low power through one-stage or multi-stage optical fiber amplifiers, so that the laser output with higher power can be obtained.
With the continuous improvement of the output laser power of the existing laser amplifier, optical devices, particularly optical fibers, in the laser amplifier generate a great deal of heat, and each optical device, particularly optical fibers, in the laser amplifier needs to be effectively cooled, so that the normal operation of the laser is affected, and even the laser amplifier is burnt.
Currently, for the cooling scheme of the laser amplifier, it is most common to coil the optical fiber on a cooling plate for cooling, but such cooling scheme has many drawbacks, such as the length of the optical fiber that it can coil is limited. In addition, a cooling scheme is adopted, namely a column type cooling device is adopted, an optical fiber is wound on a column body with a cooling effect, the optical fiber is coiled from one end of the column body to the other end, and then is coiled back to a cooling plate through an adjacent column body, so that the optical fiber can be well cooled, but the cooling problem in the optical fiber switching process is not considered, namely the cooling problem of the section of optical fiber from one column body to the other column body is not considered, and the normal operation of the laser amplifier is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a flat plate double-column integrated optical fiber water cooling method and device, and an adapter device with a cooling effect is designed between cylindrical cooling columns, so that the optical fiber in the adapter process is cooled equally, the cooling effect is improved, and the working stability of an optical fiber laser is ensured.
In order to achieve the technical purpose, the invention adopts the following specific technical scheme:
The utility model provides a dull and stereotyped double-column integration optic fibre water cooling plant, includes the cooling plate and sets up two at least cylindrical cooling columns on the cooling plate, the cooling plate with circular flow's coolant liquid is led to the inside of cylindrical cooling column, is provided with the stand keysets between the adjacent cylindrical cooling column, and the both ends of stand keysets are connected with two adjacent cylindrical cooling columns respectively, are provided with the spiral fiber groove that is used for holding optic fibre on the cylinder outer wall of each cylindrical cooling column, and optic fibre on the cooling plate coils up to the one end of cylindrical cooling column along the spiral fiber groove on one cylindrical cooling column, coils down along its spiral fiber groove and returns the cooling plate through the spiral fiber groove on another adjacent cylindrical cooling column of stand keysets switching entering, each stand inboard is led to there is circular flow's coolant liquid, cools off the optic fibre through the stand keysets switching.
As a preferable technical scheme of the invention, at least two cylindrical cooling columns are arranged on the upper panel of the cooling plate and the lower panel of the cooling plate.
As a preferable technical scheme of the invention, the bottom of the cylindrical cooling column is detachably connected or non-detachably connected to the cooling plate.
As the preferable technical scheme of the invention, the cooling plate, the cylindrical cooling column and the upright post adapter plate are all provided with cooling liquid circulation passages which are independent from each other; the cooling plate, the cylindrical cooling column and the upright post adapter plate are internally provided with cooling liquid circulation pipelines, the outer sides of the cooling plate, the cylindrical cooling column and the upright post adapter plate are provided with liquid inlet ports and liquid inlet outlets communicated with the internal cooling liquid circulation pipelines, and the liquid inlet ports and the liquid outlet ports of the cooling liquid circulation pipelines are connected with corresponding liquid inlet pipes and liquid outlet pipes to form independent cooling liquid circulation passages.
As a preferable technical scheme of the invention, the cooling liquid circulation passages among the cooling plate, the cylindrical cooling column and the upright post adapter plate are communicated through an internal or/and external pipeline; the cooling plate, the cylindrical cooling column and the upright post adapter plate are internally provided with cooling liquid circulation pipelines, the outer sides of the cooling plate, the cylindrical cooling column and the upright post adapter plate are provided with liquid inlet ports and liquid inlet outlets communicated with the internal cooling liquid circulation pipelines, and the liquid inlet ports and the liquid outlet ports of the cooling liquid circulation pipelines are communicated with each other sequentially through liquid inlet pipes and liquid outlet pipes to form mutually communicated cooling liquid circulation passages.
As a preferable technical scheme of the invention, the top of the cylindrical cooling column is provided with a connecting rod extending to the outer side, the free end of the connecting rod is connected with the middle part of the stand column adapter plate, and the two ends of the stand column adapter plate are respectively abutted with two adjacent cylindrical cooling columns in a tangential direction.
As a preferable technical scheme of the invention, the free end of the connecting rod is connected with the middle part of the upright post adapter plate through a long adjusting rod, and the height position of the upright post adapter plate connected to the long adjusting rod is adjusted to realize the adjustment of the height position of the upright post adapter plate abutting on two adjacent cylindrical cooling columns. Further, the long adjusting rod is a screw rod.
As a preferable technical scheme of the invention, the diameter of the cylindrical cooling column is 5-10 cm.
The invention can be widely applied to various fiber laser amplifiers. The invention provides a flat double-column integrated optical fiber water cooling method, which is characterized in that an optical fiber laser is arranged on any flat double-column integrated optical fiber water cooling device, wherein optical fibers of the optical fiber laser are coiled on cylindrical cooling columns, other optical devices of the optical fiber laser are arranged on cooling plates, each cylindrical cooling column cools the optical fibers coiled on the cylindrical cooling columns, each upright post adapter plate cools the optical fibers which are converted by the upright post adapter plates, heat generated by the operation of other optical devices of the optical fiber laser is transmitted to the cooling plates, and cooling is realized through cooling liquid flowing inside the cooling plates.
The beneficial effects of the invention are as follows:
The invention gives consideration to the refrigeration requirement of the common cooling scheme on all optical devices of the fiber laser. The invention comprises a cooling plate, and all optical fiber devices of the optical fiber laser are provided with corresponding installation positions on the cooling plate, so that all optical fiber devices of the optical fiber laser in operation can be cooled conveniently.
Further, each cylindrical cooling column is provided with an upright post adapter plate, and two ends of each upright post adapter plate are respectively connected with two adjacent cylindrical cooling columns. And the cylindrical cooling columns and the upright post adapter plates are internally communicated with circulating flowing cooling liquid, the cylindrical cooling columns cool the optical fibers coiled on the cooling columns, and the upright post adapter plates cool the optical fibers transferred through the upright post adapter plates. Therefore, all optical fibers in the optical fiber laser, including all optical fibers in the switching process, are cooled, the cooling effect is improved, and the working stability of the optical fiber laser is ensured.
The invention can be widely applied to various optical fiber lasers, and is beneficial to improving the stability and reliability of high-power optical fiber lasers: the invention can cool the optical fiber device in all directions, can rapidly take away the heat generated by the optical fiber device, can greatly reduce the possible damage of each device of the optical fiber laser caused by the heat load, and greatly improves the stability of the high-power optical fiber laser.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is a schematic structural diagram of embodiment 2.
FIG. 3 is a schematic view of the structure of the cooling plate of the present invention.
FIG. 4 is a schematic view of the cylindrical cooling column of the present invention.
Fig. 5 is a schematic structural diagram of the column adapter plate of the present invention.
Reference numerals in the drawings:
1. A cooling plate; 2. a cylindrical cooling column; 3. the upright post adapter plate; 4. a spiral optical fiber groove; 5. a liquid inlet port of the cooling plate; 6. a liquid outlet port of the cooling plate; 7. a connecting rod; 8. a liquid inlet port of the upright post adapter plate; 9. a liquid outlet interface of the upright post adapter plate; 10. other optics mounts.
Detailed Description
In order to make the technical scheme and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1:
Referring to fig. 1, the present embodiment provides a flat double-column integrated optical fiber water cooling device, which comprises a cooling plate 1 and two cylindrical cooling columns 2 arranged on the cooling plate 1. The cooling plate 1 with circulation flow's coolant liquid is led to the inside of cylindrical cooling post 2, is provided with stand keysets 3 between two cylindrical cooling posts 2, and the both ends of stand keysets 3 are connected with two adjacent cylindrical cooling posts 2 respectively, are provided with the spiral fiber groove 4 that is used for holding optic fibre on the cylinder outer wall of each cylindrical cooling post 2, and optic fibre on the cooling plate 1 upwards winds to the one end of cylindrical cooling post 2 along spiral fiber groove 4 on a cylindrical cooling post 2, and spiral fiber groove 4 on another adjacent cylindrical cooling post 2 is got into through stand keysets 3 switching and is coiled back to cooling plate 1 downwards along its spiral fiber groove 4, the inside circulation flow's coolant liquid that is led to of stand keysets 3 cools off the optic fibre through stand keysets 3 switching.
Referring to fig. 3, fig. 3 is a schematic view showing the structure of the cooling plate according to the present invention. The cooling plate 1 is provided with a mounting clamping groove and a mounting hole for mounting and connecting the cylindrical cooling column 2, and the cylindrical cooling column 2 is detachably mounted at the corresponding position of the cooling plate 1 through a sealing piece, a mounting screw and other mounting pieces. At the same time, the cooling plate 1 is provided with further optical device mounts 10. The invention gives consideration to the refrigerating requirement of all optical devices of the optical fiber laser by the common cooling scheme, and all optical fiber devices of the optical fiber laser have corresponding mounting positions on the cooling plate, thereby being convenient for cooling all optical fiber devices of the optical fiber laser in operation.
The outside of cooling plate 1 is equipped with cooling plate inlet port 5 and cooling plate outlet port 6, and cooling plate 1 is inside to be equipped with coolant circulation pipeline, and coolant (like water or other coolant) gets into the inside coolant circulation pipeline of cooling plate 1 from cooling plate inlet port 5, and coolant circulation pipeline is the form such as S shape and distributes at whole cooling plate 1 inner chamber, can cool down the device that sets up on the cooling plate 1, and the coolant through coolant circulation pipeline output is exported from cooling plate outlet port.
The cooling liquid circulation passages among the cooling plate 1, the cylindrical cooling column 2 and the upright post adapter plate 3 are communicated through internal or/and external pipelines. The outer side of the upright post adapter plate 3 is provided with an upright post adapter plate liquid inlet interface 8 and an upright post adapter plate liquid outlet interface 9, and one path of cooling liquid pipeline can be led out from the cooling plate 1 to be connected with the upright post adapter plate liquid inlet interface 8, and is led out from the upright post adapter plate liquid outlet interface 9 after passing through a cooling liquid circulation pipeline in the upright post adapter plate 3. Likewise, a path of cooling liquid pipe can be led out from the cooling plate 1 to be connected with the liquid inlet of the cylindrical cooling column, and is led out from the liquid outlet of the cylindrical cooling column after passing through the cooling liquid circulation pipeline in the cylindrical cooling column 2.
Referring to fig. 1, 4 and 5, fig. 4 is a schematic structural view of a cylindrical cooling column according to the present invention. The top of the cylindrical cooling columns 2 is provided with a connecting rod 7 extending to the outer side, the free end of the connecting rod 7 is connected with the middle part of the upright post adapter plate 3, and two ends of the upright post adapter plate 3 are respectively in tangent direction butt joint with two adjacent cylindrical cooling columns 2. According to the invention, the free end of the connecting rod 7 is provided with a through hole, the two sides of the middle part of the stand column adapter plate 3 are provided with mounting lug blocks, and the mounting lug blocks are provided with through holes corresponding to the through holes on the free end of the connecting rod 7. A long adjusting rod (not shown) passes through the through hole on the free end of the connecting rod 7 and the through hole on the mounting lug to connect the connecting rod 7 with the upright post adapter plate 3. The height position of the upright post adapter plate 3 connected to the long adjusting rod is adjusted to realize the adjustment of the height position of the upright post adapter plate abutting on two adjacent cylindrical cooling columns. In this embodiment, the long adjusting rod is a screw. Like this, can adapt to different length optic fibre, when the length of winding optic fibre on the cylindrical cooling post is short, can be with the position adjustment of stand keysets 3 low, when the length of winding optic fibre on the cylindrical cooling post is long, can be with the position adjustment of stand keysets 3 high, satisfy the needs of different circumstances. The diameter of the cylindrical cooling column of the present invention is set according to the circumstances, for example, 5 to 10cm.
Example 2:
Referring to fig. 2, the present embodiment provides a flat plate double-column integrated optical fiber water cooling device, which comprises a cooling plate 1 and four cylindrical cooling columns 2 arranged on the cooling plate 1. Wherein be provided with two cylindrical cooling columns 2 on the upper side board of cooling plate 1, be provided with two cylindrical cooling columns 2 on the lower side board of cooling plate 1, the upper and lower side of cooling plate 1 can arrange respectively and install an optic fibre laser.
The arrangement of the upper and lower sides of the cooling plate 1 in this embodiment is the same. The above arrangement on the side panel is exemplified by: the cooling plate 1 with circulation flow's coolant liquid is led to the inside of cylindrical cooling post 2, is provided with stand keysets 3 between two cylindrical cooling posts 2, and the both ends of stand keysets 3 are connected with two adjacent cylindrical cooling posts 2 respectively, are provided with the spiral fiber groove 4 that is used for holding optic fibre on the cylinder outer wall of each cylindrical cooling post 2, and optic fibre on the cooling plate 1 upwards winds to the one end of cylindrical cooling post 2 along spiral fiber groove 4 on a cylindrical cooling post 2, and spiral fiber groove 4 on another adjacent cylindrical cooling post 2 is got into through stand keysets 3 switching and is coiled back to cooling plate 1 downwards along its spiral fiber groove 4, the inside circulation flow's coolant liquid that is led to of stand keysets 3 cools off the optic fibre through stand keysets 3 switching.
Referring to fig. 3, fig. 3 is a schematic view showing the structure of the cooling plate according to the present invention. The cooling plate 1 is provided with a mounting clamping groove and a mounting hole for mounting and connecting the cylindrical cooling column 2, and the cylindrical cooling column 2 is detachably mounted at the corresponding position of the cooling plate 1 through a sealing piece, a mounting screw and other mounting pieces. At the same time, the cooling plate 1 is provided with further optical device mounts 10. The invention gives consideration to the refrigerating requirement of all optical devices of the optical fiber laser by the common cooling scheme, and all optical fiber devices of the optical fiber laser have corresponding mounting positions on the cooling plate, thereby being convenient for cooling all optical fiber devices of the optical fiber laser in operation.
The outside of cooling plate 1 is equipped with cooling plate inlet port 5 and cooling plate outlet port 6, and cooling plate 1 is inside to be equipped with coolant circulation pipeline, and coolant (like water or other coolant) gets into the inside coolant circulation pipeline of cooling plate 1 from cooling plate inlet port 5, and coolant circulation pipeline is the form such as S shape and distributes at whole cooling plate 1 inner chamber, can cool down the device that sets up on the cooling plate 1, and the coolant through coolant circulation pipeline output is exported from cooling plate outlet port.
The cooling liquid circulation passages among the cooling plate 1, the cylindrical cooling column 2 and the upright post adapter plate 3 are communicated through internal or/and external pipelines. The outer side of the upright post adapter plate 3 is provided with an upright post adapter plate liquid inlet interface 8 and an upright post adapter plate liquid outlet interface 9, and one path of cooling liquid pipeline can be led out from the cooling plate 1 to be connected with the upright post adapter plate liquid inlet interface 8, and is led out from the upright post adapter plate liquid outlet interface 9 after passing through a cooling liquid circulation pipeline in the upright post adapter plate 3. Likewise, a path of cooling liquid pipe can be led out from the cooling plate 1 to be connected with the liquid inlet of the cylindrical cooling column, and is led out from the liquid outlet of the cylindrical cooling column after passing through the cooling liquid circulation pipeline in the cylindrical cooling column 2.
Referring to fig. 2, 4 and 5, fig. 4 is a schematic structural view of the cylindrical cooling column of the present invention. The top of the cylindrical cooling columns 2 is provided with a connecting rod 7 extending to the outer side, the free end of the connecting rod 7 is connected with the middle part of the upright post adapter plate 3, and two ends of the upright post adapter plate 3 are respectively in tangent direction butt joint with two adjacent cylindrical cooling columns 2. According to the invention, the free end of the connecting rod 7 is provided with a through hole, the two sides of the middle part of the stand column adapter plate 3 are provided with mounting lug blocks, and the mounting lug blocks are provided with through holes corresponding to the through holes on the free end of the connecting rod 7. A long adjusting rod (not shown) passes through the through hole on the free end of the connecting rod 7 and the through hole on the mounting lug to connect the connecting rod 7 with the upright post adapter plate 3. The height position of the upright post adapter plate 3 connected to the long adjusting rod is adjusted to realize the adjustment of the height position of the upright post adapter plate abutting on two adjacent cylindrical cooling columns. In this embodiment, the long adjusting rod is a screw. Like this, can adapt to different length optic fibre, when the length of winding optic fibre on the cylindrical cooling post is short, can be with the position adjustment of stand keysets 3 low, when the length of winding optic fibre on the cylindrical cooling post is long, can be with the position adjustment of stand keysets 3 high, satisfy the needs of different circumstances. The diameter of the cylindrical cooling column of the present invention is set according to the circumstances, for example, 5 to 10cm.
The invention provides a flat double-column integrated optical fiber water cooling method, which is characterized in that an optical fiber laser is arranged on any flat double-column integrated optical fiber water cooling device, wherein optical fibers of the optical fiber laser are coiled on cylindrical cooling columns, other optical devices of the optical fiber laser are arranged on cooling plates, each cylindrical cooling column cools the optical fibers coiled on the cylindrical cooling columns, each upright post adapter plate cools the optical fibers which are converted by the upright post adapter plates, heat generated by the operation of other optical devices of the optical fiber laser is transmitted to the cooling plates, and cooling is realized through cooling liquid flowing inside the cooling plates.
In view of the foregoing, it will be evident to those skilled in the art that these embodiments are thus presented in terms of a simplified form, and that these embodiments are not limited to the particular embodiments disclosed herein.
Claims (4)
1. The utility model provides a dull and stereotyped double column integration optic fibre water cooling plant which characterized in that: the cooling plate and the inside of the cylindrical cooling columns are communicated with circulating flowing cooling liquid, column adapter plates are arranged between the adjacent cylindrical cooling columns, two ends of each column adapter plate are respectively connected with the two adjacent cylindrical cooling columns, spiral optical fiber grooves for accommodating optical fibers are arranged on the outer wall of each column of the cylindrical cooling columns, the optical fibers on the cooling plate are coiled upwards along the spiral optical fiber grooves on one cylindrical cooling column to one end of the cylindrical cooling column, enter the spiral optical fiber grooves on the adjacent other cylindrical cooling column through the column adapter plates in a switching mode and are coiled downwards along the spiral optical fiber grooves of the column adapter plates to return to the cooling plates, and the inside of each column adapter plate is communicated with circulating flowing cooling liquid to cool the optical fibers which are switched through the column adapter plates;
The cooling plate, the cylindrical cooling column and the upright post adapter plate are respectively provided with a cooling liquid circulation passage which are independent from each other; the cooling plate, the cylindrical cooling column and the upright post adapter plate are internally provided with cooling liquid circulation pipelines, the outer sides of the cooling plate, the cylindrical cooling column and the upright post adapter plate are provided with liquid inlet ports and liquid inlet outlets which are communicated with the internal cooling liquid circulation pipelines, and the liquid inlet ports and the liquid outlet ports of the cooling liquid circulation pipelines are connected with corresponding liquid inlet pipes and liquid outlet pipes to form independent cooling liquid circulation passages;
The cooling liquid circulation passages among the cooling plates, the cylindrical cooling columns and the upright post adapter plates are communicated through internal or/and external pipelines; the cooling plate, the cylindrical cooling column and the upright post adapter plate are internally provided with cooling liquid circulation pipelines, the outer sides of the cooling plate, the cylindrical cooling column and the upright post adapter plate are provided with liquid inlet ports and liquid inlet outlets which are communicated with the internal cooling liquid circulation pipelines, and the liquid inlet ports and the liquid outlet ports of the cooling liquid circulation pipelines are communicated with each other sequentially through liquid inlet pipes and liquid outlet pipes to form mutually communicated cooling liquid circulation passages;
The top of the cylindrical cooling column is provided with a connecting rod extending to the outer side, the free end of the connecting rod is connected with the middle part of the upright post adapter plate, and the two ends of the upright post adapter plate are respectively in tangential direction butt joint with the two adjacent cylindrical cooling columns;
The free end of the connecting rod is connected with the middle part of the upright post adapter plate through a long adjusting rod, the height position of the upright post adapter plate connected to the long adjusting rod is adjusted to realize the adjustment of the height position of the upright post adapter plate in the abutting mode of two adjacent cylindrical cooling columns, the long adjusting rod is a screw, and the diameter of the cylindrical cooling columns is 5-10 cm.
2. The flat double-column integrated optical fiber water cooling device according to claim 1, wherein: and at least two cylindrical cooling columns are arranged on the upper panel and the lower panel of the cooling plate.
3. The flat double-column integrated optical fiber water cooling device according to claim 1, wherein: the bottom of the cylindrical cooling column is detachably connected or not detachably connected to the cooling plate.
4. The method for cooling the optical fibers integrally by the flat double-column is characterized in that an optical fiber laser is arranged on the flat double-column integrated optical fiber water cooling device according to claim 1, optical fibers of the optical fiber laser are coiled on cylindrical cooling columns, other optical devices of the optical fiber laser are arranged on cooling plates, each cylindrical cooling column cools the optical fibers coiled on the cylindrical cooling columns, each upright post adapter plate cools the optical fibers which are transferred by the upright post adapter plates, heat generated by the operation of other optical devices of the optical fiber laser is conducted to the cooling plates, and cooling is achieved through cooling liquid flowing through the inside of the cooling plates.
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| CN202010036225.8A CN111092358B (en) | 2020-01-14 | 2020-01-14 | Flat plate double-column integrated optical fiber water cooling method and device |
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| CN202010036225.8A CN111092358B (en) | 2020-01-14 | 2020-01-14 | Flat plate double-column integrated optical fiber water cooling method and device |
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| CN115513755A (en) * | 2022-08-31 | 2022-12-23 | 广东利元亨技术有限公司 | Structure, component and method for improving laser efficiency |
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| CN105977770B (en) * | 2016-06-23 | 2018-10-26 | 中国人民解放军国防科学技术大学 | Cooling device for all -fiber amplifier |
| US10574020B2 (en) * | 2016-12-15 | 2020-02-25 | Nlight, Inc. | Fiber laser packaging |
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