CN212725939U

CN212725939U - Cooling device for optical fiber laser

Info

Publication number: CN212725939U
Application number: CN202021354260.6U
Authority: CN
Inventors: 陈振先
Original assignee: Fuzhou Hongfeng Optoelectronics Technology Co ltd
Current assignee: Fuzhou Hongfeng Optoelectronics Technology Co ltd
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-03-16
Anticipated expiration: 2030-07-11

Abstract

The utility model provides a heat sink for fiber laser. Temperature reducing device for fiber laser includes: a base; the arched bracket is movably arranged on the base; the cooling mechanism is arranged on the arched bracket; the first heat dissipation fan is fixedly arranged on one side of the arched bracket; and the second heat radiation fan is fixedly arranged on one side of the arched support. The utility model provides a heat sink for fiber laser has can effectively dispel the heat to the laser emission head of fiber laser, and the radiating effect is good, and then improves laser emission head life's advantage.

Description

Cooling device for optical fiber laser

Technical Field

The utility model relates to a fiber laser technical field especially relates to a heat sink for fiber laser.

Background

The optical fiber laser is a laser using rare earth element doped glass fiber as a gain medium, and can be developed on the basis of an optical fiber amplifier: under the action of pump light, high power density is easily formed in the optical fiber, so that the population inversion of the laser energy level of the laser working substance is caused, and when a positive feedback loop (forming a resonant cavity) is properly added, laser oscillation output can be formed.

The laser emitting head of the traditional optical fiber laser is easy to generate heat after being used for a long time, and the service life of the laser emitting head is influenced, so that the technical problem needs to be solved by providing the cooling device for the optical fiber laser.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a can effectively dispel the heat to the laser emission head of fiber laser, the radiating effect is good, and then improves the first life's of laser emission heat sink for fiber laser.

In order to solve the technical problem, the utility model provides a heat sink for fiber laser, include: a base; the arched bracket is movably arranged on the base; the cooling mechanism is arranged on the arched bracket; the first heat dissipation fan is fixedly arranged on one side of the arched bracket; and the second heat radiation fan is fixedly arranged on one side of the arched support.

Preferably, the cooling mechanism comprises a water pump, a water tank, a first connecting pipe, an annular copper box body, a second connecting pipe, a radiating fin, a third connecting pipe and a fourth connecting pipe, the water pump is fixedly arranged on the arched bracket, the water tank is arranged at one side of the arched bracket, the first connecting pipe is arranged between the water tank and the water pump, the annular copper tank body is arranged on one side of the water tank, the second connecting pipe is arranged on one side of the water pump, one end of the second connecting pipe extends to the interior of the annular copper box body, the radiating fin is arranged on one side of the water tank, the third connecting pipe sets up radiating fin with between the annular copper box, the fourth connecting pipe sets up radiating fin's one side, just the one end of fourth connecting pipe extends to the inside of water tank.

Preferably, the top of the base is provided with two adapting holes, and the arched support is adapted to the two adapting holes.

Preferably, the top fixed mounting of base has two support columns, two the equal fixed mounting in top of support column has the roof, the threaded rod is installed to the screw thread on the roof, rotate on the threaded rod and install and rotate the seat, the bottom fixed mounting who rotates the seat has two mounts, and two the mount all with fixed mounting between the arched bracket, the top fixed mounting of threaded rod has the handle.

Preferably, a first through hole is formed in the top plate, an internal thread is arranged on the inner wall of the first through hole, an external thread is arranged on the threaded rod, and the external thread of the threaded rod and the internal thread of the first through hole are mutually screwed.

Preferably, a second through hole is formed in the rotating seat, a bearing is arranged inside the second through hole, an outer ring of the bearing is fixedly connected with the inner wall of the second through hole, and an inner ring of the bearing is fixedly sleeved on the threaded rod.

Preferably, slide bars are fixedly mounted on two sides of the rotating seat, and the two slide bars are respectively connected with the two support columns in a sliding manner.

Compared with the prior art, the utility model provides a heat sink for fiber laser has following beneficial effect:

the utility model provides a heat sink for fiber laser, start the water pump, through radiating fin's further cooling process, in order to improve radiating effect, can start first radiator fan and second radiator fan and assist, can effectively dispel the heat to the laser emission head of fiber laser, the radiating effect is good, and then improve laser emission head life, when needs highly adjust the arch support, can rotate the handle, and then drive annular copper box and move not co-altitude, and then the installation of adaptation and co-altitude laser emission head.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of a cooling device for an optical fiber laser provided by the present invention;

fig. 2 is a schematic view of a second embodiment of a cooling device for an optical fiber laser.

Reference numbers in the figures: 1. a base; 2. an arched bracket; 3. a water pump; 4. a water tank; 5. a first connecting pipe; 6. an annular copper box body; 7. a second connecting pipe; 8. a heat dissipating fin; 9. a third connecting pipe; 10. a fourth connecting pipe; 11. a first heat dissipation fan; 12. a second heat dissipation fan; 13. a support pillar; 14. a top plate; 15. a threaded rod; 16. a rotating seat; 17. a fixed mount; 18. a handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Referring to fig. 1, in a first embodiment of the present invention, a cooling device for a fiber laser includes: a base 1; the arched support 2 is movably arranged on the base 1; the cooling mechanism is arranged on the arched bracket 2; the first heat radiation fan 11 is fixedly arranged on one side of the arched bracket 2; and the second heat radiation fan 12 is fixedly arranged at one side of the arched bracket 2.

The cooling mechanism comprises a water pump 3, a water tank 4, a first connecting pipe 5, an annular copper box body 6, a second connecting pipe 7, a radiating fin 8, a third connecting pipe 9 and a fourth connecting pipe 10, the water pump 3 is fixedly arranged on the arched support 2, the water tank 4 is arranged on one side of the arched support 2, the first connecting pipe 5 is arranged between the water tank 4 and the water pump 3, the annular copper box body 6 is arranged on one side of the water tank 4, the second connecting pipe 7 is arranged on one side of the water pump 3, one end of the second connecting pipe 7 extends to the inside of the annular copper box body 6, the radiating fin 8 is arranged on one side of the water tank 4, the third connecting pipe 9 is arranged between the radiating fin 8 and the annular copper box body 6, and the fourth connecting pipe 10 is arranged on one side of the radiating fin 8, and one end of the fourth connection pipe 10 extends to the inside of the water tank 4.

The top of the base 1 is provided with two adapting holes, and the arched support 2 is matched with the two adapting holes.

The utility model provides a fiber laser is with heat sink's theory of operation as follows:

establish annular copper box 6 cover to laser emission on the head, when needs carry out the thermal treatment to laser emission head, start water pump 3, water pump 3 drives first connecting pipe 5 and takes out the water in water tank 4 and go on, enter into annular copper box 6 through second connecting pipe 7, cool down the treatment to laser emission head, the water after the intensification enters into radiating fin 8 through third connecting pipe 9, through radiating fin 8's further cooling process, the water that is cooled off enters into water tank 4 through fourth connecting pipe 10 and recycles, in order to improve radiating effect, can start first radiator fan 11 and second radiator fan 12 and assist, can effectively dispel the heat to laser emission head of fiber laser, the radiating effect is good, and then improve laser emission head life.

when the laser emitting head needs to be subjected to heat dissipation treatment, the water pump 3 is started, the further cooling treatment is performed through the cooling fins 8, the first cooling fan 11 and the second cooling fan 12 can be started to assist in improving the heat dissipation effect, the laser emitting head of the fiber laser can be effectively cooled, the heat dissipation effect is good, and the service life of the laser emitting head is prolonged.

Second embodiment:

based on the heat sink for the fiber laser that the first embodiment of this application provided, the second embodiment of this application provides another kind of heat sink for the fiber laser. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.

Referring to fig. 2, the cooling device for the optical fiber laser further includes two supporting columns 13, the two supporting columns 13 are respectively and fixedly installed at the top of the base 1, top ends of the two supporting columns 13 are respectively and fixedly installed with a top plate 14, a threaded rod 15 is installed on the top plate 14 in a threaded manner, a rotating seat 16 is installed on the threaded rod 15 in a rotating manner, two fixing frames 17 are fixedly installed at the bottom of the rotating seat 16, the two fixing frames 17 are respectively and fixedly installed with the arched support 2, and a handle 18 is fixedly installed at the top end of the threaded rod 15.

A first through hole is formed in the top plate 14, an internal thread is arranged on the inner wall of the first through hole, an external thread is arranged on the threaded rod 15, and the external thread of the threaded rod 15 and the internal thread of the first through hole are mutually screwed.

A second through hole is formed in the rotating seat 16, a bearing is arranged in the second through hole, an outer ring of the bearing is fixedly connected with the inner wall of the second through hole, and an inner ring of the bearing is fixedly sleeved on the threaded rod 15.

Slide bars are fixedly mounted on two sides of the rotating base 16, and the two slide bars are respectively connected with the two support columns 13 in a sliding manner.

When the height of the arched support 2 needs to be adjusted, the handle 18 can be rotated, the handle 18 drives the threaded rod 15 to move, the threaded rod 15 drives the rotating seat 16 to move, the rotating seat 16 drives the fixing frame 17 to move, the fixing frame 17 drives the arched support 2 to move until the arched support 2 moves to a proper height, and then the annular copper box body 6 is driven to move to different heights, and then the laser emitting heads are matched with the laser emitting heads at different heights.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A cooling device for a fiber laser is characterized by comprising:

a base;

the arched bracket is movably arranged on the base;

the cooling mechanism is arranged on the arched bracket;

the first heat dissipation fan is fixedly arranged on one side of the arched bracket;

and the second heat radiation fan is fixedly arranged on one side of the arched support.

2. The cooling device for an optical fiber laser according to claim 1, wherein the cooling mechanism includes a water pump, a water tank, a first connecting pipe, an annular copper tank, a second connecting pipe, a heat dissipating fin, a third connecting pipe and a fourth connecting pipe, the water pump is fixedly mounted on the arched bracket, the water tank is disposed on one side of the arched bracket, the first connecting pipe is disposed between the water tank and the water pump, the annular copper tank is disposed on one side of the water tank, the second connecting pipe is disposed on one side of the water pump, one end of the second connecting pipe extends into the annular copper tank, the heat dissipating fin is disposed on one side of the water tank, the third connecting pipe is disposed between the heat dissipating fin and the annular copper tank, and the fourth connecting pipe is disposed on one side of the heat dissipating fin, and one end of the fourth connection pipe extends to the inside of the water tank.

3. The cooling device for an optical fiber laser as claimed in claim 1, wherein two fitting holes are formed at the top of the base, and the arched bracket is fitted with the two fitting holes.

4. The cooling device for the fiber laser according to claim 1, wherein two support columns are fixedly mounted on the top of the base, a top plate is fixedly mounted on the top ends of the two support columns, a threaded rod is mounted on the top plate in a threaded manner, a rotating seat is rotatably mounted on the threaded rod, two fixing frames are fixedly mounted on the bottom of the rotating seat, two fixing frames are fixedly mounted between the two fixing frames and the arched support, and a handle is fixedly mounted on the top end of the threaded rod.

5. The cooling device for an optical fiber laser as claimed in claim 4, wherein the top plate is provided with a first through hole, an inner wall of the first through hole is provided with an inner thread, the threaded rod is provided with an outer thread, and the outer thread of the threaded rod and the inner thread of the first through hole are screwed with each other.

6. The cooling device for an optical fiber laser as claimed in claim 4, wherein the rotating base is provided with a second through hole, a bearing is disposed inside the second through hole, an outer ring of the bearing is fixedly connected with an inner wall of the second through hole, and an inner ring of the bearing is fixedly sleeved on the threaded rod.

7. The cooling device for an optical fiber laser according to claim 4, wherein sliding rods are fixedly mounted on both sides of the rotating base, and the two sliding rods are slidably connected with the two supporting columns respectively.