Optical device for spatial light transmission
By using the precision matching of the deflector frame and the mounting frame and the design of adjustment screws and spring screws in CO2 laser beam transmission, the precise control and adjustment of the laser beam path is achieved; at the same time, the setting of water-cooled caps and water-cooled joints is solved, and the optical path stability and reliable operation of the system are achieved.
Patent Information
- Application Number
- CN202421847168.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-01
- Publication Date
- 2025-04-29
- Estimated Expiration
- 2034-08-01
AI Technical Summary
The prior art is difficult to achieve precise control and adjustment in CO2 laser beam transmission, and the lack of effective heat dissipation design, which leads to overheating of optical components and affects beam quality and system reliability.
Through the precise coordination of the deflector frame and the mounting frame, and the design of adjustment screws and spring screws, the precise control and adjustment of the laser beam path is achieved; at the same time, the setting of a water-cooled cap and a water-cooled joint is adopted to form an effective water-cooled channel to reduce the temperature of the optical lens.
It realizes precise control and adjustment of the laser beam path, maintains the stability of the optical path and the reliable operation of the system, significantly reduces the temperature of the optical lens, and extends the service life of the equipment.
Smart Images
Figure CN222813006U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field, in particular to an optical device used for spatial light transmission. Background Art
[0002] There are still many CO2 laser applications in the market. Due to the wavelength characteristics of the beam, it cannot be transmitted through optical cables like fiber lasers. Optical components can only be built in space to achieve optical path transmission. Therefore, it is necessary to design a device that can transmit lasers in space to facilitate customers to transmit optical paths, and the CO2 optical path transmission needs to have a beam adjustment function.
[0003] Traditional mirror mounts are usually adjusted using fixed screws, which have low precision and a cumbersome adjustment process. They are also prone to loosening after long-term use, affecting beam quality. At the same time, most optical devices lack effective heat dissipation design, especially in high-power laser applications. Optical components are prone to overheating, affecting their performance and life. Utility Model Content
[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an optical device for spatial light transmission. Through the precise cooperation of the deflection frame and the mounting frame, and the design of the adjusting screw and the spring screw, the path of the laser beam can be accurately controlled and adjusted. The angle adjustment function can help correct the position where the laser needs to reach, thereby achieving precise control of the beam route. At the same time, the setting of the water-cooled pressure cover and the water-cooled joint forms an effective water-cooling channel, which can significantly reduce the temperature of the optical lens, and help maintain the stability of the optical path and the reliable operation of the system.
[0005] The utility model also provides an optical device for spatial light transmission as described above, comprising: a laser, a first pipeline fixedly connected to the output end of the laser, a deflection frame provided at the other end of the first pipeline, a light inlet and a light outlet provided inside the deflection frame, a mounting frame detachably connected to the deflection frame, a mounting plate fixedly connected to the lower surface of the mounting frame, a reflective lens provided inside the mounting plate, the deflection frame and the mounting frame are fixedly connected by adjusting screws and spring screws; an outer cover detachably connected to the outside of the mounting frame, a lens pressure cover fixedly connected to the lower surface of the outer cover, a water-cooled pressure cover provided inside the lens pressure cover, and a water-cooled joint detachably connected to the outside of the outer cover. Through the above device, through the coordination of the deflection frame, the adjusting screw, the spring screw, the water-cooled joint, and the water-cooled pressure cover, it can help correct the position that the laser needs to reach, while effectively reducing the temperature of the optical lens, which is conducive to the stability of the optical path.
[0006] According to the optical device for spatial light transmission described in the utility model, the deflection frame is triangular, and the outside of the deflection frame is provided with a connecting section fixing hole and a side fixing hole. Through the above device, the deflection frame, the connecting section fixing hole and the side fixing hole are used to ensure the stable installation of the deflection frame, and provide users with flexible installation options.
[0007] According to the optical device for spatial light transmission described in the utility model, the light entrance hole and the light exit hole are located on two right-angled sides of the deflection frame, the light exit hole is provided with a second pipeline, the second pipeline is located between the two deflection frames, and the light exit hole of the second deflection frame is provided with a third pipeline. Through the above device, the second pipeline and the third pipeline ensure that the transmission path and direction of the laser beam are stable.
[0008] According to the optical device for spatial light transmission described in the utility model, the mounting frame is located on the hypotenuse of the deflection frame, and the mounting plate is located inside the deflection frame. Through the above device, the space is reasonably utilized through the position of the mounting frame to ensure a compact structure.
[0009] According to the optical device for spatial light transmission described in the utility model, the number of the adjusting screws and spring screws is three, and the adjusting screws and spring screws are located at the corners of the mounting frame. Through the above device, through the adjusting screws and spring screws, multi-point support and fine-tuning functions are provided to ensure the precise angle of the reflective lens.
[0010] According to the optical device for spatial light transmission described in the utility model, the outer cover is fixedly connected to the mounting frame by two spring screws, and the outer cover fits the mounting frame. Through the above device, the outer cover is connected to the mounting frame to ensure a stable connection between the outer cover and the mounting frame to prevent dust from entering.
[0011] According to the optical device for spatial light transmission described in the utility model, a sealing ring groove is provided on the outside of the lens gland, and the sealing ring groove is located on the outside of the lens gland and fits with the inner wall of the mounting plate. Through the above device, dust and liquid are prevented from entering through the sealing ring groove, thereby protecting the internal components.
[0012] According to the optical device for spatial light transmission described in the utility model, the lower surface of the water-cooled pressure cover and the lens pressure cover is in contact with the reflective lens, and the water-cooled pressure cover is fixedly connected to the water-cooled joint. Through the above device, an effective cooling mechanism is provided through the water-cooled pressure cover and the water-cooled joint to ensure the temperature control of the lens under high-power laser irradiation.
[0013] Beneficial Effects
[0014] Compared with the existing technology, this optical device for spatial light transmission can accurately control and adjust the path of the laser beam through the precise coordination of the deflection frame and the mounting frame, as well as the design of the adjusting screw and the spring screw. The angle adjustment function can help correct the position where the laser needs to reach, thereby achieving precise control of the beam route. At the same time, the setting of the water-cooled pressure cover and the water-cooled joint forms an effective water-cooling channel, which can significantly reduce the temperature of the optical lens, helping to maintain the stability of the optical path and the reliable operation of the system. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0016] Figure 1 It is a front view of the optical device for spatial light transmission of the utility model;
[0017] Figure 2 It is a right side view of the optical device for spatial light transmission of the utility model;
[0018] Figure 3 The utility model is an optical device for spatial light transmission Figure 1 vertical section view;
[0019] Figure 4 The utility model is used in an optical device for spatial light transmission Figure 2 Enlarged view of point A in the middle;
[0020] Figure 5 The utility model is used in an optical device for spatial light transmission Figure 3 Enlarged view of point B in the middle.
[0021] Legend:
[0022] 1. Laser; 2. First pipeline; 3. Second pipeline; 4. Third pipeline; 5. Light inlet; 6. Light outlet; 7. Side fixing hole; 8. Connection section fixing hole; 9. Mounting plate; 10. Mounting frame; 11. Spring screw; 12. Adjusting screw; 13. Outer cover; 14. Sealing ring groove; 15. Lens pressure cover; 16. Reflecting lens; 17. Water-cooled pressure cover; 18. Water-cooled joint; 19. Deflection frame. DETAILED DESCRIPTION
[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0024] Reference Figure 1-5The utility model embodiment is an optical device for spatial light transmission, which includes: a laser 1, the laser 1 provides a laser light source, the output end of the laser 1 is fixedly connected with a first pipeline 2, the first pipeline 2 transmits the laser from the laser 1 to a deflection frame 19, the other end of the first pipeline 2 is provided with a deflection frame 19, the deflection frame 19 changes the transmission direction of the laser beam, the deflection frame 19 is triangular, the deflection frame 19 is provided with a connecting section fixing hole 8 and a side fixing hole 7 on the outside, the connecting section fixing hole 8 and the side fixing hole 7 provide a variety of installation and fixing options to ensure the stable installation of the deflection frame 19, the deflection frame 19 is provided with a light entrance hole 5 and a light exit hole 6 inside, the light entrance hole 5 and the light exit hole 6 allow the laser beam to enter and leave the deflection frame 19, the light entrance hole 5 and the light exit hole 6 are located on two right-angled sides of the deflection frame 19, the light exit hole 6 is provided with a second pipeline 3, the second pipeline 3 transmits the laser beam from one deflection frame 19 to another deflection frame 19, the second pipeline 3 is located between the two deflection frames 19 The deflection frame 19 is provided with a third pipeline 4 at the light outlet 6 of the second deflection frame 19, and the third pipeline 4 further transmits the laser beam to the next component or device. The deflection frame 19 is detachably connected with a mounting frame 10, and the mounting frame 10 provides a mounting platform for fixing and adjusting the reflective lens 16. The lower surface of the mounting frame 10 is fixedly connected with a mounting plate 9, and the mounting plate 9 accommodates and fixes the reflective lens 16. The mounting frame 10 is located on the hypotenuse of the deflection frame 19, and the mounting plate 9 is located inside the deflection frame 19. The reflective lens 16 is arranged inside the mounting plate 9, and the reflective lens 16 reflects and changes the direction of the laser beam. The deflection frame 19 and the mounting frame 10 are fixedly connected by adjusting screws 12 and spring screws 11. The adjusting screws 12 and spring screws 11 provide fine-tuning functions so that the position and angle of the reflective lens 16 can be accurately adjusted. There are three adjusting screws 12 and spring screws 11, and the adjusting screws 12 and spring screws 11 are located at the corners of the mounting frame 10.
[0025] The mounting frame 10 is detachably connected to an outer cover 13 on the outside, and the outer cover 13 protects the internal components and prevents dust and pollutants from entering. The outer cover 13 and the mounting frame 10 are fixedly connected by two spring screws 11, and the outer cover 13 fits the mounting frame 10. A lens pressure cover 15 is fixedly connected to the lower surface of the outer cover 13, and the lens pressure cover 15 fastens the reflective lens 16 and provides sealing. A sealing ring groove 14 is arranged on the outside of the lens pressure cover 15, and the sealing ring groove 14 prevents dust and liquid from entering through a sealing ring, thereby protecting the internal components The sealing ring groove 14 is located on the outside of the lens pressure cover 15 and is in contact with the inner wall of the mounting plate 9. A water-cooled pressure cover 17 is provided inside the lens pressure cover 15. The water-cooled pressure cover 17 provides a cooling function to reduce the temperature of the reflective lens 16. A water-cooled joint 18 is detachably connected to the outside of the outer cover 13. The water-cooled joint 18 is connected to the cooling water system to provide an inlet and an outlet for cooling water. The water-cooled pressure cover 17 and the lower surface of the lens pressure cover 15 are in contact with the reflective lens 16, and the water-cooled pressure cover 17 is fixedly connected to the water-cooled joint 18.
[0026] Working principle: When in use, the laser beam generated by the laser 1 is transmitted to the light entrance hole 5 through the first pipeline 2 and then enters the deflection frame 19. The deflection frame 19 enters the second pipeline 3 and the third pipeline 4 through the light exit hole 6 and continues to transmit. The mounting frame 10 installed on the deflection frame 19 and the reflective lens 16 inside it change the pitch angle of the deflection frame 19 and the mounting surface of the mounting frame 10 through the three adjustment screws 12 installed on the mounting frame 10. The reflective lens 16 is installed on the reserved mounting plate 9. The relative position of the mounting frame 10 realizes the angular path of the light beam reflected out, and realizes the precise correction of the laser beam path. The reflective lens 16 ranging from 2mm to 9mm is fixed by the lens pressure cover 15 and the water-cooled pressure cover 17, and is connected to the cooling water system through the water-cooled joint 18, which effectively reduces the lens temperature and ensures the stability and accuracy of laser beam transmission.
[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.
Claims
1. An optical device for spatial light transmission, characterized in that: include: A laser (1), wherein the output end of the laser (1) is fixedly connected to a first pipeline (2), the other end of the first pipeline (2) is provided with a deflection frame (19), a light entrance hole (5) and a light exit hole (6) are provided inside the deflection frame (19), a mounting frame (10) is detachably connected to the deflection frame (19), a mounting plate (9) is fixedly connected to the lower surface of the mounting frame (10), a reflective lens (16) is provided inside the mounting plate (9), and the deflection frame (19) and the mounting frame (10) are fixedly connected via an adjusting screw (12) and a spring screw (11); The mounting frame (10) is detachably connected to an outer cover (13) on the outside, a lens pressure cover (15) is fixedly connected to the lower surface of the outer cover (13), a water-cooling pressure cover (17) is arranged inside the lens pressure cover (15), and the outer cover (13) is detachably connected to a water-cooling joint (18) on the outside.
2. An optical device for spatial light transmission according to claim 1, characterized in that: The deflection frame (19) is triangular in shape, and a connecting section fixing hole (8) and a side fixing hole (7) are arranged on the outside of the deflection frame (19).
3. An optical device for spatial light transmission according to claim 2, characterized in that: The light entrance hole (5) and the light exit hole (6) are located on two right-angled sides of the deflection frame (19); the light exit hole (6) is provided with a second pipeline (3); the second pipeline (3) is located between the two deflection frames (19); and the light exit hole (6) of the second deflection frame (19) is provided with a third pipeline (4).
4. The optical device for spatial light transmission according to claim 1, characterized in that: The mounting frame (10) is located on the oblique side of the deflection frame (19), and the mounting plate (9) is located inside the deflection frame (19).
5. The optical device for spatial light transmission according to claim 1, characterized in that: The number of the adjusting screws (12) and the spring screws (11) is three, and the adjusting screws (12) and the spring screws (11) are located at the corners of the mounting frame (10).
6. The optical device for spatial light transmission according to claim 1, characterized in that: The outer cover (13) and the mounting frame (10) are fixedly connected via two spring screws (11), and the outer cover (13) and the mounting frame (10) are in close contact with each other.
7. The optical device for spatial light transmission according to claim 1, characterized in that: A sealing ring groove (14) is arranged outside the lens pressing cover (15), and the sealing ring groove (14) is located outside the lens pressing cover (15) and fits with the inner wall of the mounting plate (9).
8. The optical device for spatial light transmission according to claim 1, characterized in that: The lower surfaces of the water-cooled pressure cover (17) and the lens pressure cover (15) are in contact with the reflective lens (16), and the water-cooled pressure cover (17) is fixedly connected to the water-cooled joint (18).