CN213026869U

CN213026869U - Crystal support of solid laser

Info

Publication number: CN213026869U
Application number: CN202022166956.2U
Authority: CN
Inventors: 崔王斌
Original assignee: Nanjing Koan Electro Optics Co ltd
Current assignee: Nanjing Koan Electro Optics Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-20
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a solid laser's crystal support belongs to solid laser technical field. The crystal support of the solid laser comprises an upper support and a lower support, wherein the upper support and the lower support are wrapped by a crystal component, more than one upper radiating fin is integrally connected to the outer side of the upper support, more than one lower radiating fin is integrally connected to the outer side of the lower support, an upper water cavity is arranged inside the upper support, and a lower water cavity is arranged inside the lower support. The utility model discloses a setting has the upper and lower support of water cavity can carry out the water-cooling to the crystal, and the cooling effect is good, guarantees the stability that the laser instrument used and the life of crystal, can also dispose the forced air cooling in support water-cooling, improves cooling efficiency, further improves the cooling effect, and the upper and lower support combination is simple assembly efficiency height when guaranteeing the cooling effect, changes new crystal convenient and fast, and the multiple setting of fin shape is fit for limited space in the laser instrument and uses, and the radiating effect is good.

Description

Crystal support of solid laser

Technical Field

The utility model belongs to the solid laser field, more specifically say, relate to a solid laser's crystal support.

Background

The solid laser is a laser using a solid laser material as a working substance. The working medium is a small amount of active ions uniformly doped in the crystal or glass as a matrix material, and the solid laser has the characteristics of small volume, convenient use and high output power; the crystal is very important in the composition of the solid laser, heat is inevitably generated in the process of converting light in one form into light in another form by the crystal, and the crystal is damaged due to the accumulation of excessive heat, the laser output power is influenced, the laser stability is influenced, and the service life of the crystal is shortened, so the crystal needs to be radiated when the laser is used.

Disclosure of Invention

The technical problem is as follows: to the above-mentioned problem that exists among the prior art, the utility model aims to solve the technical problem that a solid laser's that the radiating effect is good crystal support is provided.

The technical scheme is as follows: in order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a solid laser's crystal support, is including upper bracket and the lower carriage of parcel crystal subassembly, the upper bracket outside an organic whole is connected with more than one last fin, the lower carriage outside an organic whole is connected with more than one lower fin, the inside water feeding chamber that is equipped with of upper bracket, the inside water discharging chamber that is equipped with of lower carriage.

Further, an upper cavity is arranged inside the upper radiating fin and connected with the upper water cavity, and a lower cavity is arranged inside the lower radiating fin and connected with the lower water cavity.

Furthermore, a first cooling fan is arranged on the outer side of the upper cooling fin, and a second cooling fan is arranged on the outer side of the lower cooling fin.

Further, the upper bracket and the lower bracket are rotatably connected through a hinge.

Furthermore, the surface of the upper support corresponding to the lower support is provided with more than one communicating pipe, the lower support is provided with a groove matched with the communicating pipe, and the outer side of the communicating pipe is provided with a sealing ring.

Furthermore, the upper water cavity is connected with the lower water cavity through a communicating pipe, the lower water cavity is provided with a lower water inlet, and the upper water cavity is provided with an upper water outlet.

Furthermore, the upper water cavity is provided with an upper water inlet and an upper water outlet, and the lower water cavity is provided with a lower water inlet and a lower water outlet.

Further, the upper radiating fin and the lower radiating fin are straight or bent.

Has the advantages that: compared with the prior art, the utility model discloses a setting has the upper and lower support of water cavity can carry out the water-cooling to the crystal, and the cooling effect is good, guarantees the stability that the laser instrument used and the life of crystal, can also dispose the forced air cooling in support water-cooling, improves cooling efficiency, further improves the cooling effect, and the upper and lower support combination is simple assembly efficiency height when guaranteeing the cooling effect, changes new crystal convenient and fast, and the multiple setting of fin shape is fit for limited space in the laser instrument and uses, and the radiating effect is good.

Drawings

FIG. 1 is a schematic cross-sectional view of a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a second embodiment of the present invention;

FIG. 3 is a partially enlarged schematic view of a communicating pipe according to a second embodiment;

fig. 4 is another schematic structural diagram of the heat sink of the present invention.

Detailed Description

The invention will be further elucidated with reference to the drawing.

As shown in fig. 1, the crystal holder of the solid laser according to the first embodiment includes an upper holder 1 and a lower holder 2 for wrapping a crystal assembly 9, the upper holder 1 and the lower holder 2 are rotatably connected by a hinge 7, the upper holder 1 can be opened relative to the lower holder 2, thereby taking out the crystal assembly 9, which is convenient to renew, a gap between the crystal assembly 9 and the upper and lower holders can be filled with a thermally conductive adhesive, heat dissipation performance can be improved while the crystal assembly 9 is effectively fixed, and heat generated by the crystal assembly 9 can be dissipated through the upper and lower holders. The outer side of the upper bracket 1 is integrally connected with a plurality of upper radiating fins 4, the outer side of the lower bracket 2 is integrally connected with a plurality of lower radiating fins 3, the upper radiating fins and the lower radiating fins form a radiating fin area to increase more effective radiating area and better radiate heat conducted by the upper bracket and the lower bracket, the upper bracket 1 is internally provided with an upper water cavity 13, the lower bracket 2 is internally provided with a lower water cavity 23, the upper radiating fins 4 are internally provided with upper cavities 41, the upper cavities 41 are connected with the upper water cavity 13, the lower radiating fins 3 are internally provided with lower cavities 31, the lower cavities 31 are connected with the lower water cavity 23, the upper water cavity 13 is provided with upper water inlets 11 and upper water outlets 12, the lower water cavity 23 is provided with lower water inlets 21 and lower water outlets 22, water inlets and water outlets are arranged to be matched with a circulating motor, a water cooler and a water pipe which are arranged outside, water flows in from the two water inlets and flows out of the two water outlets after the cavities filled, thereby utilize the water that flows to carry out circulating water cooling to upper bracket 1 and lower carriage 2, finally reach the purpose of carrying out rapid cooling to crystal assembly 9, last inlet 11 can set up at 13 bottom lateral parts in last water cavity, the position of going up delivery port 12 can set up the side at last fin 4, the position of lower inlet 21 can set up the side at fin 3 down, lower delivery port 22 can set up cavity 31 top lateral part down, form the design of water inlet at water cavity bottom delivery port at the water cavity top, the cooling water flows from the delivery port after two water cavities are full of after getting into from two water inlets, increase water-cooled cooling time and improve the radiating efficiency.

In order to achieve the purpose of cooling more quickly, a first cooling fan 6 is arranged on the outer side of the upper cooling fin 4, a second cooling fan 5 is arranged on the outer side of the lower cooling fin 3, fans are arranged on the outer sides of the two cooling fins, heat of the cooling fins is dissipated more quickly, and the air cooling and water cooling combined cooling effect is better.

As shown in fig. 2, the utility model discloses a second kind of embodiment, the place different with the first kind of embodiment lies in, the face that upper bracket 1 and lower carriage 2 correspond is equipped with two closed tubes 8, two closed tubes 8 communicate with each other with last water cavity 13, lower carriage 2 is equipped with and closes the recess of tube 8 assorted, upper bracket 1 links to each other with lower carriage 2 through closed tube 8 and recess grafting back, thereby it links to each other with lower water cavity 23 through closed tube 8 to go up water cavity 13, the closed tube 8 outside is equipped with sealing washer 81, form effective water-stop to the junction (as shown in fig. 3), lower water cavity 23 is equipped with lower water inlet 21, it is equipped with delivery port 12 to go up water cavity 13, rivers get into lower water cavity 23 from lower water inlet 21, reach last water cavity 13 through closed tube 8, then discharge from last water outlet 12, carry out the water-cooling operation to the upper and lower carriage.

As shown in fig. 4, the lower heat sink 3 is S-shaped, the S-shaped arrangement can increase the heat dissipation area of the heat sink within the same distance, and is suitable for the limited space inside the laser, the shape of the heat sink can also be other curved shapes such as arc or bending, and the upper heat sink 4 can be arranged in the same shape as the lower heat sink 3.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a solid laser's crystal support, its characterized in that, including upper bracket (1) and lower carriage (2) of parcel crystal subassembly (9), upper bracket (1) outside an organic whole is connected with more than one upper fin (4), lower carriage (2) outside an organic whole is connected with more than one lower fin (3), upper bracket (1) inside is equipped with upper water cavity (13), lower carriage (2) inside is equipped with lower water cavity (23).

2. The crystal support of a solid laser according to claim 1, characterized in that the upper heat sink (4) is provided with an upper cavity (41) therein, the upper cavity (41) is connected to the upper water chamber (13), the lower heat sink (3) is provided with a lower cavity (31) therein, and the lower cavity (31) is connected to the lower water chamber (23).

3. The crystal support of a solid laser according to claim 1, characterized in that a first cooling fan (6) is arranged outside the upper cooling fin (4), and a second cooling fan (5) is arranged outside the lower cooling fin (3).

4. Crystal support for a solid state laser according to claim 1, characterized in that the upper support (1) and the lower support (2) are rotationally connected by means of a hinge (7).

5. The crystal support of the solid laser according to claim 1, wherein the upper support (1) and the lower support (2) are provided with more than one communicating tube (8) on the corresponding surface, the lower support (2) is provided with a groove matched with the communicating tube (8), and the outer side of the communicating tube (8) is provided with a sealing ring (81).

6. The crystal support of a solid laser according to claim 5, characterized in that the upper water cavity (13) is connected with the lower water cavity (23) through a communicating pipe (8), the lower water cavity (23) is provided with a lower water inlet (21), and the upper water cavity (13) is provided with an upper water outlet (12).

7. Crystal support for a solid state laser according to claim 1, characterized in that the upper water chamber (13) is provided with an upper water inlet (11) and an upper water outlet (12), and the lower water chamber (23) is provided with a lower water inlet (21) and a lower water outlet (22).

8. Crystal support for a solid state laser according to claim 1, characterized in that the upper (4) and lower (3) fins are straight or curved.