Semiconductor laser with collimation and beam expansion structure

Abstract

The utility model discloses a semiconductor laser with a collimation beam-expanding structure, which relates to the technical field of collimation beam-expanding lasers and comprises an optical fiber, a collimation beam-expanding block and a laser tail tube, the collimation beam-expanding block is arranged in the optical fiber, one end of the optical fiber is movably mounted with one end of the laser tail tube, and the other end of the optical fiber is movably mounted with the other end of the laser tail tube. A movable adjusting assembly is movably mounted at the bottom of the collimation beam expanding block, and movable mounting assemblies are fixedly connected to the two sides of the left side of the bottom of the inner wall of the optical fiber. According to the utility model, the movable adjusting assembly is matched with the movable mounting assembly to stably adjust the use of the collimation beam-expanding block and conveniently disassemble and assemble the collimation beam-expanding block, so that the problems that the existing collimation beam-expanding device is directly mounted and fixed in use, so that the collimation beam-expanding device cannot be adjusted and moved in use; the problems that the use limitation of the collimation and beam expanding device is caused and the use effect of the collimation and beam expanding device is reduced are solved, and the effect of moving adjustment is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of collimated beam expansion lasers, in particular to a semiconductor laser with a collimated beam expansion structure. Background Art

[0002] A beam expander is a lens component that can change the diameter and divergence angle of a laser beam. A semiconductor laser, also known as a laser diode, is a laser that uses semiconductor materials as working materials. Due to differences in material structure, the specific process of generating lasers in different types is relatively special. Common working materials include gallium arsenide, cadmium sulfide, indium phosphide, zinc sulfide, etc. There are three types of excitation methods: electrical injection, electron beam excitation, and optical pumping. Semiconductor laser devices can be divided into several types, such as homojunction, single heterojunction, and double heterojunction.

[0003] For example, a collimating beam expanding device and a semiconductor laser with the publication number CN217087129U, the collimating beam expanding device includes a collimating beam expanding block, a beam expanding lens and an optical fiber. The collimating beam expanding block is provided with a first positioning mark and a second positioning mark at intervals, and the beam expanding lens and the collimating lens are respectively provided on the two marks. The optical fiber is fixed on the collimating beam expanding block and is located on the side of the collimating lens away from the beam expanding lens. In addition, the first positioning mark and the second positioning mark can be positioning grooves or positioning marks, the collimating beam expanding block can be a rectangular structure or a cylindrical structure, and the collimating beam expanding block, the beam expanding lens and the optical fiber are provided on the side of the collimating lens away from the beam expanding lens. Therefore, the main technical principle of this patent is to optimize the collimating beam expanding device and improve its reliability by aligning the positioning marks and the collimating lens.

[0004] Based on the search of patent numbers, combined with the findings of deficiencies in the prior art;

[0005] The existing collimating and beam expanding device is directly installed and fixed during use, which results in the collimating and beam expanding device being unable to be adjusted and moved during use, causing limitations in the use of the collimating and beam expanding device and reducing the use effect of the collimating and beam expanding device. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a semiconductor laser with a collimated beam expanding structure, which has the advantage of movable adjustment, and solves the problem that the existing collimated beam expanding device is directly installed and fixed during use, which results in the collimated beam expanding device being unable to be adjusted and moved during use, causing limitations in the use of the collimated beam expanding device and reducing the use effect of the collimated beam expanding device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a semiconductor laser with a collimated beam expansion structure, comprising an optical fiber, a collimated beam expansion block and a laser tail tube, wherein the collimated beam expansion block is arranged inside the optical fiber, one end of the optical fiber is movably installed with one end of the laser tail tube, a movable adjustment component is movably installed at the bottom of the collimated beam expansion block, and movable installation components are fixedly connected to both sides of the left side of the bottom of the inner wall of the optical fiber.

[0008] As a preferred embodiment of the utility model, the movable adjustment component includes a connecting block, the bottom of the connecting block is fixedly connected to a movable block, the bottom of the movable block is provided with a limit box, the bottom of the limit box is fixedly connected to an electric slide rail, and the top of the electric slide rail is slidably connected to the bottom of the movable block.

[0009] As a preferred embodiment of the utility model, the movable installation assembly includes a positioning block, positioning grooves are provided on both sides of the bottom of the limit box, the surface of the positioning block is movably connected to the inside of the positioning groove, a fixing groove is provided on the inner side of the positioning block, the inside of the fixing groove is movably connected to a fixed block, and the inner side of the fixed block is fixedly connected to a spring.

[0010] As a preferred embodiment of the present invention, an electromagnetic block is fixedly connected to the inner side of the spring, the bottom of the electromagnetic block is fixedly connected to the bottom of the inner wall of the limit box, and the material of the fixed block is iron.

[0011] As a preferred embodiment of the present invention, a buffer plate is fixedly connected to the bottom of the limit box, connecting grooves are provided on both sides of the bottom of the buffer plate, and the surface of the positioning block is movably connected to the inside of the connecting groove.

[0012] As a preferred embodiment of the utility model, a limiting groove is provided on the outer side of the connecting block, the limiting groove is movably connected to a limiting rod inside, and the outer side of the limiting rod is fixedly connected to the outer side of the inner wall of the limiting box.

[0013] As a preferred embodiment of the utility model, a movable groove is provided on the top of the limit box, and the surface of the connecting block is movably connected to the inside of the movable groove.

[0014] As a preferred embodiment of the present invention, a slider is fixedly connected to the bottom of the collimating beam expander block, a slide groove is provided on the top of the limit box, and a surface of the slider is slidably connected to the inside of the slide groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model provides a movable adjustment component to cooperate with the movable installation component to stably adjust the use of the collimation and beam expansion block and facilitate disassembly and assembly, thereby solving the problem that the existing collimation and beam expansion device is directly installed and fixed during use, which results in the collimation and beam expansion device being unable to be adjusted and moved during use, causing limitations in the use of the collimation and beam expansion device and reducing the use effect of the collimation and beam expansion device, and achieving the effect of movable adjustment.

[0017] 2. The utility model is provided with a movable adjustment component. During use, the user can start the electric slide rail, so that the output end of the electric slide rail drives the movable block to move. The movement of the movable block can drive the connection block to move. The movement of the connection block can drive the collimation and beam expansion block to move, which is convenient for the user to adjust the use position of the collimation and beam expansion block.

[0018] 3. The utility model sets a movable installation component. During use, the limit box can be moved to the top of the positioning block, and then the limit box is moved downward to engage the positioning groove with the positioning block. The positioning block can stably limit the inside of the limit box through the positioning groove, and then the fixing block is pushed by the spring to move the fixing block to the inside of the fixing groove to fix the positioning block, so that the user can conveniently fix the limit box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the three-dimensional split structure of the utility model;

[0021] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. optical fiber; 2. collimation and beam expansion block; 3. laser tail tube; 4. movable adjustment assembly; 41. connecting block; 42. movable block; 43. limit box; 44. electric slide rail; 5. movable installation assembly; 51. positioning block; 52. positioning groove; 53. fixing groove; 54. fixing block; 55. spring; 6. electromagnetic block; 7. buffer plate; 8. connecting groove; 9. limit groove; 10. limit rod; 11. movable groove; 12. slider; 13. slide groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] like Figures 1 to 3 As shown, the utility model provides a semiconductor laser with a collimated beam expansion structure, comprising an optical fiber 1, a collimated beam expansion block 2 and a laser tail tube 3, the collimated beam expansion block 2 is arranged inside the optical fiber 1, one end of the optical fiber 1 is movably installed with one end of the laser tail tube 3, a movable adjustment component 4 is movably installed at the bottom of the collimated beam expansion block 2, and movable installation components 5 are fixedly connected to both sides of the left side of the bottom of the inner wall of the optical fiber 1.

[0025] refer to Figure 3 The movable adjustment component 4 includes a connecting block 41, the bottom of the connecting block 41 is fixedly connected to a movable block 42, a limit box 43 is arranged at the bottom of the movable block 42, the bottom of the limit box 43 is fixedly connected to an electric slide rail 44, and the top of the electric slide rail 44 is slidably connected to the bottom of the movable block 42.

[0026] As a technical optimization scheme of the utility model, by setting up a movable adjustment component 4, during use, the user can start the electric slide rail 44, so that the output end of the electric slide rail 44 drives the movable block 42 to move, and the movement of the movable block 42 can drive the connecting block 41 to move, and the movement of the connecting block 41 can drive the collimation and expansion block 2 to move, so that the user can adjust the use position of the collimation and expansion block 2 conveniently.

[0027] refer to Figure 3 The movable installation component 5 includes a positioning block 51. Positioning grooves 52 are provided on both sides of the bottom of the limit box 43. The surface of the positioning block 51 is movably connected to the inside of the positioning groove 52. A fixing groove 53 is provided on the inner side of the positioning block 51. A fixing block 54 is movably connected to the inside of the fixing groove 53. A spring 55 is fixedly connected to the inner side of the fixing block 54.

[0028] As a technical optimization scheme of the utility model, by setting up a movable installation component 5, the limit box 43 can be moved to the top of the positioning block 51 during use, and then the limit box 43 is moved downward to make the positioning groove 52 engage with the positioning block 51. The positioning block 51 can stably and movably limit the inside of the limit box 43 through the positioning groove 52, and then the fixing block 54 is pushed by the spring 55 to move the fixing block 54 to the inside of the fixing groove 53 to fix the positioning block 51, so that the user can easily fix the limit box 43.

[0029] refer to Figure 3 The inner side of the spring 55 is fixedly connected with the electromagnetic block 6, the bottom of the electromagnetic block 6 is fixedly connected with the bottom of the inner wall of the limit box 43, and the material of the fixed block 54 is iron.

[0030] As a technical optimization solution of the utility model, by setting the electromagnetic block 6 and the fixed block 54, the electromagnetic block 6 can be started during use, so that the output of the electromagnetic block 6 generates a magnetic attraction to the fixed block 54 made of iron material, so that the fixed block 54 moves inward, which is convenient for the user to control the use of the fixed block 54 and enhances the convenience of disassembly and assembly of the limit box 43.

[0031] refer to Figure 2 The bottom of the limit box 43 is fixedly connected with a buffer plate 7 , and both sides of the bottom of the buffer plate 7 are provided with connecting grooves 8 , and the surface of the positioning block 51 is movably connected with the inside of the connecting groove 8 .

[0032] As a technical optimization solution of the utility model, by setting the buffer plate 7 and the connecting groove 8, the buffer plate 7 can buffer the bottom of the limit box 43 during use, and the connecting groove 8 can facilitate the positioning block 51 to move to the inside of the positioning groove 52, thereby enhancing the use effect of the buffer plate 7.

[0033] refer to Figure 3 A limiting groove 9 is provided on the outer side of the connecting block 41 , and a limiting rod 10 is movably connected inside the limiting groove 9 . The outer side of the limiting rod 10 is fixedly connected to the outer side of the inner wall of the limiting box 43 .

[0034] As a technical optimization solution of the utility model, by setting the limit groove 9 and the limit rod 10, the limit rod 10 can movably limit the inside of the connecting block 41 through the limit groove 9 during use, so that the connecting block 41 can stably follow the movement of the movable block 42, thereby enhancing the use effect of the movable block 42.

[0035] refer to Figure 3 A moving groove 11 is formed on the top of the limiting box 43 , and the surface of the connecting block 41 is movably connected to the inside of the moving groove 11 .

[0036] As a technical optimization solution of the utility model, by setting the movable groove 11, the movable groove 11 can facilitate the movement of the connecting block 41 during use, enhance the use effect of the limit box 43, and avoid the situation where the connecting block 41 on the limit box 43 is inconvenient to move.

[0037] refer to Figure 3 A slider 12 is fixedly connected to the bottom of the collimating beam expander block 2 , a slide groove 13 is provided on the top of the limit box 43 , and the surface of the slider 12 is slidably connected to the inside of the slide groove 13 .

[0038] As a technical optimization solution of the utility model, by setting the slider 12 and the slide groove 13, the slide groove 13 can slide and limit the surface of the slider 12 during use, so that the slider 12 can stably drive the bottom of the collimation and expansion block 2 to slide, thereby enhancing the movement stability of the collimation and expansion block 2.

[0039] The working principle and use process of the utility model are as follows: when in use, the limit box 43 can be moved to the top of the positioning block 51, and then the limit box 43 can be moved downward to make the positioning groove 52 engage with the positioning block 51. The positioning block 51 can stably limit the inside of the limit box 43 through the positioning groove 52, and then the fixing block 54 is pushed by the spring 55 to make the fixing block 54 move to the inside of the fixing groove 53 to fix the positioning block 51, which is convenient for the user to conveniently fix the limit box 43. When the collimation and expansion block 2 needs to be moved, the user can start the electric slide rail 44 so that the output end of the electric slide rail 44 drives the movable block 42 to move. The movement of the movable block 42 can drive the connecting block 41 to move. The movement of the connecting block 41 can drive the collimation and expansion block 2 to move, which is convenient for the user to adjust the use position of the collimation and expansion block 2, thereby achieving the effect of movement adjustment and enhancing the use effect of the collimation and expansion device.

[0040] To sum up: this semiconductor laser with a collimation and beam expansion structure, by setting an active adjustment component 4 in cooperation with the active installation component 5, stably adjusts the use of the collimation and beam expansion block 2 and facilitates disassembly and assembly, thereby solving the problem that the existing collimation and beam expansion device is directly installed and fixed during use, which results in the collimation and beam expansion device being unable to be adjusted and moved during use, causing limitations in the use of the collimation and beam expansion device and reducing the use effect of the collimation and beam expansion device.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A semiconductor laser with a collimating beam expansion structure, comprising an optical fiber (1), a collimating beam expansion block (2) and a laser tail tube (3), characterized in that: The collimating beam expansion block (2) is arranged inside the optical fiber (1), one end of the optical fiber (1) is movably mounted on one end of the laser tail tube (3), a movable adjustment component (4) is movably mounted on the bottom of the collimating beam expansion block (2), and movable mounting components (5) are fixedly connected to both sides of the left side of the bottom of the inner wall of the optical fiber (1).

2. The semiconductor laser with a collimated beam expansion structure according to claim 1, characterized in that: The movable adjustment component (4) comprises a connecting block (41), the bottom of the connecting block (41) is fixedly connected to a movable block (42), a limit box (43) is arranged at the bottom of the movable block (42), the bottom of the limit box (43) is fixedly connected to an electric slide rail (44), and the top of the electric slide rail (44) is slidably connected to the bottom of the movable block (42).

3. The semiconductor laser with a collimated beam expansion structure according to claim 2, characterized in that: The movable installation assembly (5) comprises a positioning block (51), positioning grooves (52) are provided on both sides of the bottom of the limit box (43), the surface of the positioning block (51) is movably connected to the inside of the positioning groove (52), a fixing groove (53) is provided on the inner side of the positioning block (51), a fixing block (54) is movably connected to the inside of the fixing groove (53), and a spring (55) is fixedly connected to the inner side of the fixing block (54).

4. The semiconductor laser with a collimated beam expansion structure according to claim 3, characterized in that: An electromagnetic block (6) is fixedly connected to the inner side of the spring (55), the bottom of the electromagnetic block (6) is fixedly connected to the bottom of the inner wall of the limit box (43), and the material of the fixed block (54) is iron.

5. The semiconductor laser with a collimated beam expansion structure according to claim 3, characterized in that: The bottom of the limit box (43) is fixedly connected to a buffer plate (7), both sides of the bottom of the buffer plate (7) are provided with connection grooves (8), and the surface of the positioning block (51) is movably connected to the inside of the connection groove (8).

6. The semiconductor laser with a collimated beam expansion structure according to claim 2, characterized in that: A limiting groove (9) is provided on the outer side of the connection block (41), the inner side of the limiting groove (9) is movably connected to a limiting rod (10), and the outer side of the limiting rod (10) is fixedly connected to the outer side of the inner wall of the limiting box (43).

7. The semiconductor laser with a collimated beam expansion structure according to claim 2, characterized in that: A moving groove (11) is provided on the top of the limiting box (43), and the surface of the connecting block (41) is movably connected to the inside of the moving groove (11).

8. The semiconductor laser with a collimated beam expansion structure according to claim 2, characterized in that: A slider (12) is fixedly connected to the bottom of the collimating beam expander block (2), a slide groove (13) is provided on the top of the limit box (43), and the surface of the slider (12) is slidably connected to the inside of the slide groove (13).

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