CN218569488U - Fiber laser water-cooling heat radiation structure easy to process - Google Patents
Fiber laser water-cooling heat radiation structure easy to process Download PDFInfo
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- CN218569488U CN218569488U CN202221369875.5U CN202221369875U CN218569488U CN 218569488 U CN218569488 U CN 218569488U CN 202221369875 U CN202221369875 U CN 202221369875U CN 218569488 U CN218569488 U CN 218569488U
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Abstract
The utility model provides an optical fiber laser water-cooling heat radiation structure of easily processing, include: the optical fiber connector comprises a ferrule and an outer sleeve, wherein optical fibers are coaxially embedded in the inner side of the ferrule, an annular groove is formed in the outer side of the ferrule along the circumferential direction, the outer sleeve is sleeved on the outer side of the ferrule, a water cooling cavity is formed between the annular groove and the outer sleeve, a water inlet and a water outlet are formed in the surface of the outer sleeve, the water inlet and the water outlet are communicated with the water cooling cavity, a plurality of flow guide grooves are formed in the bottom surface of the annular groove, the length direction of each flow guide groove is parallel to the axial direction of the ferrule, and the plurality of flow guide grooves are arranged in a circumferential parallel array along the ferrule. The utility model discloses a guiding gutter simple structure among heat radiation structure, easily processing, and heat exchange performance is good.
Description
Technical Field
The utility model relates to a fiber laser machine structural design technical field especially relates to an optical fiber laser water-cooling heat radiation structure of easily processing.
Background
The laser has high coherence and directivity, high intensity, and easily obtains a high level of light flux density, focuses a strong laser beam onto a medium, and changes the properties of a substance by using the process of interaction between the laser beam and the substance, which is laser processing. The laser processing technology is a novel green advanced manufacturing technology, has obvious advantages compared with the traditional mechanical processing, is carried out in a non-contact mode, has low energy consumption, high processing speed, small heat influence, low noise and strong adaptability in the processing process, can process materials with ultrahigh hardness, high brittleness and high melting point, and can realize automatic control. The laser processing technology is continuously improved and expanded, and the laser processing technology is widely applied to the fields of cutting, welding, marking, carving, cladding, medical cosmetology and the like. The laser is a core component of the laser processing equipment.
The QBH is one of the key components of the high-power optical fiber laser, mainly plays the roles of optical energy transmission, heat dissipation, sealing, connection and the like, and plays an important role in influencing the reliability of high-energy optical path transmission. At present, the optical fiber energy output head generally adopts water cooling to carry out heat dissipation treatment, heat emitted by optical fibers is transmitted through a water-cooling inserting core, and a water circulation structure is arranged on the periphery of the water-cooling inserting core, so that the water-cooling inserting core is cooled, and heat output is realized. In order to improve the cooling efficiency of water circulation in the water-cooling lock pin, a plurality of grooves which are coiled are generally processed on the surface of the water-cooling lock pin, so that the retention time of cooling water is prolonged, and the cooling efficiency is improved.
In view of the above, how to provide a water-cooling structure that is easy to process becomes a technical problem that needs to be solved in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an easy processing's fiber laser water-cooling heat radiation structure.
The technical scheme of the utility model is realized like this: the utility model provides an optical fiber laser water-cooling heat radiation structure of easily processing, include: the optical fiber connector comprises a ferrule and an outer sleeve, wherein optical fibers are coaxially embedded in the inner side of the ferrule, an annular groove is formed in the outer side of the ferrule along the circumferential direction, the outer sleeve is sleeved on the outer side of the ferrule, a water cooling cavity is formed between the annular groove and the outer sleeve, a water inlet and a water outlet are formed in the surface of the outer sleeve, the water inlet and the water outlet are communicated with the water cooling cavity, a plurality of flow guide grooves are formed in the bottom surface of the annular groove, the length direction of each flow guide groove is parallel to the axial direction of the ferrule, and the plurality of flow guide grooves are arranged in a circumferential parallel array along the ferrule.
On the basis of the technical scheme, preferably, a second annular groove is formed in one end of the annular groove along the outer circumference of the inserting core, the second annular groove is communicated with the annular groove, and the depth of the second annular groove is not smaller than that of the annular groove.
On the basis of the technical scheme, preferably, a third annular groove is formed in one end, away from the second annular groove, of the annular groove along the outer circumferential direction of the ferrule, the third annular groove is communicated with the annular groove, and the depth of the third annular groove is not smaller than that of the annular groove.
On the basis of the above technical solution, preferably, the width of the diversion trench is not less than 0.2mm.
On the basis of the technical scheme, the sealing ring is preferably further included, the sealing rings are embedded into the surfaces, located at the two ends of the annular groove, of the surface of the insertion core along the circumferential direction, and the inner ring and the outer ring of each sealing ring respectively abut against the insertion core and the outer sleeve.
On the basis of the above technical solution, preferably, the outer side surface of the ferrule located at one end of the annular groove extends outward in the radial direction and forms a supporting surface, and the supporting surface supports against one end of the outer sleeve.
On the basis of the above technical solution, preferably, the outer side of the end portion of the ferrule at one end of the annular groove far away from the abutting surface is subjected to chamfering treatment.
On the basis of the technical scheme, the water inlet and the water outlet are preferably connected with sealing bolts in a fastening mode.
The utility model discloses following beneficial effect has for prior art:
(1) The utility model provides an optical fiber laser water-cooling heat radiation structure of easy processing, wherein adopt a plurality of guiding gutter mechanisms that are parallel to each other, the guiding gutter structure sets up in the annular groove, rivers flow in the annular groove, the guiding gutter can be to the rivers that flow along lock pin outward appearance circumference, thereby prolong the dwell time of cooling water, because the guiding gutter is a plurality of cell body structures that are parallel to each other, therefore, compare the guiding gutter of circuitous structure, this application can directly adopt circular saw blade milling cutter to process, on the one hand the processing degree of difficulty is lower, the processing speed is fast, the simultaneous processing cost is lower;
(2) Secondly, owing to adopted the guiding gutter that the axis direction set up in this application, consequently, this cell body can be processed into the cell body that the size is littleer, and adopts the processing of circular saw blade milling cutter, and the process velocity is fast, and the guiding gutter cell body can process to 0.2 mm's width at minimum, therefore the guiding gutter body compares conventional circuitous formula cell body, can process more, and consequently area of contact is bigger, and the cooling effect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an axonometric view of the water-cooling heat dissipation structure of the fiber laser of the present invention;
fig. 2 is an exploded view of the water-cooling heat dissipation structure of the fiber laser of the present invention;
fig. 3 is a cross-sectional view of the fiber laser water-cooling heat dissipation structure of the present invention in the state of matching between the ferrule and the outer sleeve;
fig. 4 is the utility model discloses the axonometric drawing of lock pin among the fiber laser water-cooling heat radiation structure.
In the figure: 1-inserting core, 2-outer sleeve, 3-optical fiber, 4-water cooling cavity, 5-sealing ring, 6-sealing bolt, 11-annular groove, 12-diversion groove, 13-second annular groove, 14-third annular groove, 15-abutting surface, 21-water inlet, 22-water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, with reference to fig. 2-4, the fiber laser water-cooling heat dissipation structure easy to process of the present invention includes: inserting core 1 and outer tube 2, optic fibre 3 is installed in the inboard coaxial embedding of inserting core 1, and annular groove 11 has been seted up along circumference in the outside of inserting core 1, the outer tube 2 cover is established in the outside of inserting core 1, forms water cooling chamber 4 between annular groove 11 and the outer tube 2, and water inlet 21 and delivery port 22 have been seted up on the 2 surfaces of outer tube, water inlet 21 and delivery port 22 all communicate each other with water cooling chamber 4, and a plurality of guiding gutters 12 have been seted up to annular groove 11's bottom surface, and the length direction of every guiding gutter 12 all is parallel with the axis direction of inserting core 1, and a plurality of guiding gutters 12 set up along the circumference parallel array of inserting core 1.
In the above embodiment, the ferrule 1 is used for directly contacting with the optical fiber 3, the ferrule 1 is preferably made of oxygen-free copper or red copper with excellent heat conduction effect, and therefore can achieve good heat conduction effect on the optical fiber 3, the outer sleeve 2 is sleeved on the ferrule 1 to form the water cooling cavity 4, the water inlet 21 and the water outlet 22 are used for enabling the water cooling cavity 4 to internally form water circulation, so as to achieve the water cooling effect, the diversion grooves 12 are used for increasing the contact surface area inside the water cooling cavity 4, thereby improving the heat dissipation effect of the ferrule 1, and meanwhile, the diversion grooves 12 arranged in the axial direction array of the ferrule 1 can form resistance to water flow, so that circulating water has relatively longer retention time in the water cooling cavity 4, and as further preferred, the water inlet 21 and the water outlet 22 are both arranged at one end of the annular groove 11 along the axial direction of the ferrule 1 and are respectively located on two opposite side faces.
In a specific embodiment, one end of the annular groove 11 is provided with a second annular groove 13 along the outer circumference of the ferrule 1, the second annular groove 13 is communicated with the annular groove 11, and the depth of the second annular groove 13 is not less than that of the annular groove 11.
In the above embodiment, the second annular groove 13 can enable one end of the diversion trench 12 to have the capability of fast flowing of water flow, and the length of the second annular groove 13 along the axis direction of the ferrule 1 can be adjusted to correspondingly adjust the overall flowing performance of the water flow in the water-cooling cavity 4, so that the excessive resistance of the water flow is avoided, and the circulation effect is reduced.
In a specific embodiment, a third annular groove 14 is formed in one end, away from the second annular groove 13, of the annular groove 11 along the outer circumferential direction of the ferrule 1, the third annular groove 14 is communicated with the annular groove 11, and the depth of the third annular groove 14 is not less than the depth of the annular groove 11.
In the above embodiment, the third annular groove 14 disposed opposite to the second annular groove 13 can communicate the end-to-end of the plurality of guide grooves 12, so as to further improve the overall flow performance of the water in the water-cooling chamber 4.
In a specific embodiment, the width of the flow guide groove 12 is not less than 0.2mm.
In the above embodiment, due to the structure of the diversion trench 12, it can be processed by a circular saw blade milling cutter, so the corresponding processing precision can reach 0.2mm at most.
In a specific embodiment, the ferrule assembly further comprises a sealing ring 5, the sealing ring 5 is embedded and installed on the surfaces of the ferrule 1, which are located at the two ends of the annular groove 11, along the circumferential direction, and the inner ring surface and the outer ring surface of the sealing ring 5 respectively abut against the ferrule 1 and the outer sleeve 2.
In the above embodiment, the sealing ring 5 is used to improve the sealing performance of the water cooling cavity 4 and prevent the cooling circulation water from overflowing.
In a specific embodiment, an outer side surface of the ferrule 1 at one end of the annular groove 11 extends outwards in a radial direction and forms an abutting surface 15, and the abutting surface 15 abuts against one end portion of the outer sleeve 2.
In the above embodiment, the abutting surface 15 is used for positioning the installation position of the outer sleeve 2, so as to conveniently and quickly confirm and accurately position the installation position of the outer sleeve 2.
In a specific embodiment, the outer side of the end part of the ferrule 1 at one end of the annular groove 11 far away from the abutting surface 15 is subjected to chamfering treatment.
In the above embodiment, after the chamfering process, the outer sleeve 2 has a guiding function when being sleeved to the outer side of the ferrule 1, and is convenient to install.
In the specific embodiment, the water inlet and outlet device further comprises a sealing bolt 6, and the sealing bolt 6 is tightly connected to both the water inlet 21 and the water outlet 22.
In the above embodiment, the sealing bolt 6 facilitates the communication between the external water inlet and outlet pipes and the corresponding water inlet 21 and water outlet 22, and facilitates the installation and sealing treatment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an easy fiber laser water-cooling heat radiation structure of processing which characterized in that includes: inserting core (1) and outer tube (2), optic fibre (3) are installed in the inboard coaxial embedding of inserting core (1), and annular groove (11) have been seted up along circumference in the outside of inserting core (1), the outside of inserting core (1) is established in outer tube (2) cover, forms water-cooling chamber (4) between annular groove (11) and outer tube (2), and water inlet (21) and delivery port (22) have been seted up on outer tube (2) surface, water inlet (21) and delivery port (22) all communicate with each other with water-cooling chamber (4), and a plurality of guiding gutters (12) have been seted up to the bottom surface of annular groove (11), and the length direction of every guiding gutter (12) all is parallel with the axis direction of inserting core (1), and a plurality of guiding gutters (12) set up along the circumference parallel array of inserting core (1).
2. The fiber laser water-cooling heat dissipation structure easy to process as claimed in claim 1, wherein one end of the annular groove (11) is provided with a second annular groove (13) along the outer circumference of the ferrule (1), the second annular groove (13) is communicated with the annular groove (11), and the depth of the second annular groove (13) is not less than the depth of the annular groove (11).
3. The fiber laser water-cooling heat dissipation structure easy to machine as claimed in claim 2, wherein a third annular groove (14) is formed in one end, away from the second annular groove (13), of the annular groove (11) along the outer circumference of the ferrule (1), the third annular groove (14) is communicated with the annular groove (11), and the depth of the third annular groove (14) is not less than that of the annular groove (11).
4. The fiber laser water-cooling heat dissipation structure easy to process as claimed in claim 1, wherein the width of the guiding groove (12) is not less than 0.2mm.
5. The fiber laser water-cooling heat dissipation structure easy to process as claimed in claim 1, further comprising a sealing ring (5), wherein the sealing ring (5) is embedded and installed on the surface of the ferrule (1) at both ends of the annular groove (11) along the circumferential direction, and the inner ring surface and the outer ring surface of the sealing ring (5) respectively abut against the ferrule (1) and the outer sleeve (2).
6. The fiber laser water-cooling heat dissipation structure easy to process as claimed in claim 1, wherein the outer side surface of the ferrule (1) at one end of the annular groove (11) extends outwards in the radial direction and forms a butting surface (15), and the butting surface (15) butts against one end of the outer sleeve (2).
7. The fiber laser water-cooling heat dissipation structure easy to machine as claimed in claim 6, wherein the outer side of the end of the ferrule (1) at one end of the annular groove (11) far away from the abutting surface (15) is chamfered.
8. The fiber laser water-cooling heat dissipation structure easy to process as claimed in claim 1, further comprising sealing bolts (6), wherein the sealing bolts (6) are tightly connected to the water inlet (21) and the water outlet (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221369875.5U CN218569488U (en) | 2022-06-01 | 2022-06-01 | Fiber laser water-cooling heat radiation structure easy to process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221369875.5U CN218569488U (en) | 2022-06-01 | 2022-06-01 | Fiber laser water-cooling heat radiation structure easy to process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218569488U true CN218569488U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221369875.5U Active CN218569488U (en) | 2022-06-01 | 2022-06-01 | Fiber laser water-cooling heat radiation structure easy to process |
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| Country | Link |
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| CN (1) | CN218569488U (en) |
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- 2022-06-01 CN CN202221369875.5U patent/CN218569488U/en active Active
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