CN213341078U

CN213341078U - Heat radiation structure containing multiple lasers

Info

Publication number: CN213341078U
Application number: CN202022362333.2U
Authority: CN
Inventors: 周少丰; 刘鹏; 胡晖
Original assignee: Shenzhen Xinghan Laser Technology Co Ltd
Current assignee: Shenzhen Xinghan Laser Technology Co Ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-01
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to a laser instrument technical field specifically provides a heat radiation structure who contains a plurality of lasers, it is rifle-shaped's laser instrument, a plurality of including heating panel and a plurality of shape the laser instrument arranges according to array structure on the heating panel, is located the relative dislocation arrangement of the laser instrument on same line, is located and arranges in proper order around the laser instrument of same row, and is a plurality of the laser instrument all laminates with the surface of heating panel, the laser instrument includes the body and extends the bulge that forms by a horizontal end of body, and the part that this horizontal end did not extend is accommodating space, installs the output optic fibre on the laser instrument and is acceptd in accommodating space. The utility model provides a heat radiation structure can increase the range quantity of laser instrument as far as possible under the certain circumstances of heating panel area, improves heating panel utilization efficiency.

Description

Heat radiation structure containing multiple lasers

Technical Field

The utility model relates to a laser instrument technical field especially relates to a heat radiation structure who contains a plurality of laser instruments.

Background

A laser is a device that can be used to emit laser light, which is generated by a laser chip disposed therein, and generally, in order to increase the output power of the laser, it is necessary to provide a plurality of laser chips to generate laser light, and to provide a plurality of types of lenses in the laser so that the laser light generated by the respective laser chips can be finally combined and output.

At present, a high-power laser usually generates a large amount of heat during working, a radiator is needed to be used for taking away the heat as soon as possible, and overheating damage of the laser is avoided.

Disclosure of Invention

The above-mentioned defect to prior art, the embodiment of the utility model provides a heat radiation structure who contains a plurality of lasers, the laser instrument that can effectively increase in the unit area arranges quantity, improves heating panel utilization efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heat radiation structure who contains a plurality of lasers, includes heating panel and a plurality of shapes and is the laser instrument of rifle shape, and is a plurality of the laser instrument arranges according to array structure on the heating panel, is located the relative staggered arrangement of laser instrument on same line, is located and arranges in proper order around the laser instrument of same row, and is a plurality of the laser instrument all laminates with the surface of heating panel, the laser instrument includes the body and extends the bulge that forms by a horizontal end of body, and the part that this horizontal end did not extend is accommodating space, installs the output optic fibre on the laser instrument and is acceptd in accommodating space.

Furthermore, an optical fiber buckle is arranged on the protruding portion, the output optical fiber is arranged on the optical fiber buckle, and the optical fiber buckle is located in the accommodating space.

Furthermore, the lasers in the left column are sequentially arranged from front to back, and the lasers in the right column are sequentially arranged from back to front.

Further, the surface of the laser device, which is attached to the heat dissipation plate, is provided with a heat conduction layer.

Further, the laser adopts metal copper material die-casting shaping, the inside fiber coupling laser system that is equipped with of laser.

The utility model provides a beneficial effect that technical scheme brought is: the utility model provides a heat radiation structure not only can carry out outside cooling heat dissipation to the laser instrument, can be under the certain circumstances of heating panel area moreover, the quantity of arranging of increase laser instrument as much as possible to improve the utilization ratio of heating panel.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation structure including a plurality of lasers according to the present invention.

Fig. 2 is a schematic structural diagram of a laser device disposed inside a heat dissipation structure including a plurality of laser devices according to the present invention.

Fig. 3 is a schematic diagram of an internal structure of a laser device disposed inside a heat dissipation structure including a plurality of laser devices according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Referring to fig. 1-3, an embodiment of the present invention provides a heat dissipation structure including a plurality of lasers, including six lasers 1 in a gun shape and a heat dissipation plate 2, the six lasers 1 are arranged on the heat dissipation plate 2 according to a 2 x 3 array structure, the lasers 1 in the same row are arranged in sequence from front to back in a relative staggered manner, the lasers 1 in the left column are arranged in sequence from front to back, the lasers 1 in the right column are arranged in sequence from back to front, the six lasers 1 are all attached to the surface of the heat dissipation plate 2, and a heat conduction layer made of heat conduction silica gel is coated on the surface where the lasers 1 are attached to the heat dissipation plate 2; in this embodiment, the laser 1 is formed by die-casting a metal copper material, the optical fiber coupling laser system 3 is disposed inside the laser 1, and the optical fiber coupling system 3 includes a plurality of laser units 31, a fast axis focusing cylindrical lens 32, a slow axis focusing cylindrical lens 33, an output optical fiber 34, and two first reflectors 35; the laser unit 31 comprises a semiconductor laser single tube 311, a fast axis collimating mirror 312, a slow axis collimating mirror 313 and a second reflecting mirror 314, and laser emitted by the semiconductor laser single tube 311 passes through the fast axis collimating mirror 312, the slow axis collimating mirror 313 and the second reflecting mirror 314 in sequence and is spatially superposed in the fast axis direction; the overlapped laser light respectively passes through the two first reflectors 35 and then converts the light propagation direction by 180 degrees, and then is focused by the fast axis focusing cylindrical lens 32 and the slow axis focusing cylindrical lens 33 and then is coupled into the output optical fiber 34, and the laser light is output in parallel from the lower part of the laser 1 after passing through the two first reflectors 35, so that the length of the laser 1 is reduced, and two rows of the laser 1 are conveniently arranged on the heat dissipation plate 2.

The gun-shaped laser 1 comprises a square body 11 and a protruding part 12 formed by extending a horizontal end of the square body 11, the non-extended part of the horizontal end is an accommodating space, an optical fiber buckle 13 is installed on the protruding part 12 to extend an output optical fiber 34, the optical fiber buckle 13 and the output optical fiber 34 are both accommodated in the accommodating space, the arrangement direction of the protruding parts 12 of the laser 1 positioned on the left column on the heat dissipation plate 2 is opposite to the arrangement direction of the protruding parts 12 of the laser 1 positioned on the right column, so that the horizontal ends of the bodies 11 of the two lasers 1 in the same row are positioned on the same horizontal plane, and the output optical fiber 34 can extend along the corresponding horizontal plane.

The utility model provides a heat radiation structure's that contains a plurality of lasers structural principle does: when the gun-shaped lasers 1 are arranged on the heat dissipation plate 2, the surface area of the heat dissipation plate 2 is constant, the lasers 1 in the same row are arranged in a relative staggered mode, the lasers 1 in the left row and the lasers 1 in the right row are arranged in opposite directions, the output optical fibers 34 extend out along the direction of the horizontal end of the body 11, the space can be fully utilized, and the arrangement number of the lasers 1 on the heat dissipation plate 2 is increased.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A heat dissipation structure comprising a plurality of lasers, characterized in that: including heating panel and a plurality of shape for the laser instrument of rifle shape, it is a plurality of the laser instrument arranges according to array structure on the heating panel, is located the relative staggered arrangement of the laser instrument of same line, is located and arranges in proper order around the laser instrument of same row, and is a plurality of the laser instrument all laminates with the surface of heating panel, the laser instrument includes the body and extends the bulge that forms by a horizontal end of body, and the part that this horizontal end did not extend is accommodating space, installs the output fiber on the laser instrument and is acceptd in accommodating space.

2. The heat dissipation structure of claim 1, wherein: the optical fiber buckle is arranged on the protruding portion, the output optical fiber is arranged on the optical fiber buckle, and the optical fiber buckle is located in the accommodating space.

3. The heat dissipation structure of claim 1, wherein: the lasers in the left column are sequentially arranged from front to back, and the lasers in the right column are sequentially arranged from back to front.

4. The heat dissipation structure of claim 1, wherein: and the surface of the laser, which is attached to the heat dissipation plate, is provided with a heat conduction layer.

5. The heat dissipation structure of claim 1, wherein: the laser adopts metal copper material die-casting shaping, the inside fiber coupling laser system that is equipped with of laser.