Light path structure for dividing single laser into multiple laser beams
By introducing an annular guide groove and guide block into the optical path structure, combined with an adjustment sleeve and an indicator, the problem of light deviation caused by the fixed position of the laser beam splitter is solved, and precise control of the laser beam propagation path is achieved.
Patent Information
- Application Number
- CN202422621964.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-29
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2034-10-29
AI Technical Summary
In the existing optical path structure that splits a single laser into multiple laser beams, the position of the laser beam splitter is fixed, which makes it difficult to adjust the laser direction, intensity and focus position. Light deviation is prone to occur, affecting the equipment's precise control of the laser beam propagation path.
An optical path structure was designed, in which an annular guide groove and a guide block were provided in the optical path cylinder. The position of the beam splitter could be flexibly adjusted by cooperating with the adjusting sleeve and the internal spiral teeth. The laser beam propagation path could be precisely adjusted by combining the indicator and the reference scale line.
The flexible adjustment of the beam splitter position is achieved, the precise control of the laser beam propagation path is improved, the light deviation phenomenon is reduced, and the user operation is convenient.
Smart Images
Figure CN223362427U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of optical path structures, in particular to an optical path structure in which a single laser is divided into multiple laser beams. Background Art
[0002] Laser printing is a printing technology that uses a laser beam to quickly "project" digital graphics or documents onto a photosensitive surface (photosensitive drum). The first laser printer was born in 1971 and was developed by Xerox. Its core is laser imaging technology.
[0003] At present, the laser used for laser printing is to split a single laser into multiple laser beams, among which the use of laser beam splitters is particularly important. However, the position of the laser beam splitter in the existing optical path structure that splits a single laser into multiple laser beams is mostly fixed, resulting in the difficulty in adjusting the direction, intensity and focus position of the laser, and the light deviation phenomenon is prone to occur, which affects the device's precise control of the laser beam propagation path. To this end, we propose an optical path structure that splits a single laser into multiple laser beams. Utility Model Content
[0004] The purpose of the utility model is to provide an optical path structure for splitting a single laser into multiple laser beams, which has the advantage of convenient adjustment of the position of the beam splitter, and solves the problem that in the existing optical path structure for splitting a single laser into multiple laser beams, the position of the laser beam splitter is mostly a fixed structure, resulting in the direction, intensity and focusing position of the laser being difficult to adjust, and the light deviation phenomenon being prone to occur, which affects the equipment's precise control of the laser beam propagation path.
[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an optical path structure that splits a single laser into multiple laser beams, comprising an optical path tube, a protective lens provided at the middle end of the top of the optical path tube, an annular guide groove provided at the upper and lower ends of the outer surface of the optical path tube, an annular guide block slidably connected to the inner side of the annular guide groove, an adjustment sleeve fixedly connected to the outer surface of the annular guide block, an inner middle end of the adjusting sleeve provided with internal spiral teeth, a laser emitter fixedly installed at the middle end of the bottom of the optical path tube, guide grooves provided at both left and right sides of the optical path tube, a first light source tube fixedly connected to the top and bottom of the inner cavity of the optical path tube, a second light source tube sliding on the outer surface of the first light source tube provided at the middle end of the inner cavity of the optical path tube, a beam splitter fixedly installed at the middle end of the inner cavity of the second light source tube, a guide plate fixedly connected to the left and right sides of the outer surface of the second light source tube, an adjustment spiral guide groove threadedly connected to the inner spiral teeth provided on the side of the guide plate away from the second light source tube.
[0006] Preferably, the guide plate is adapted to the guide groove, and the guide plate slides on the inner side of the guide groove. Meanwhile, the guide plate passes through the guide groove and extends to the outside of the optical path tube.
[0007] Preferably, the annular guide block is adapted to the annular guide groove, and the longitudinal section of the annular guide block at one end of the annular guide groove is arc-shaped.
[0008] Preferably, a reference scale line is provided on the upper end of the outer surface of the optical path tube, and an indicator is fixedly connected to the rear end of the top of the adjustment sleeve.
[0009] Preferably, the indicator is an inverted L-shaped structure, and the indicator is made of stainless steel.
[0010] Preferably, the outer surface of the adjustment sleeve is provided with a plurality of anti-slip strips distributed at equal angles.
[0011] Compared with the prior art, the beneficial effects of the present invention are as follows:
[0012] 1. When the use position of the beam splitter needs to be adjusted according to the usage conditions, the annular guide groove and the annular guide block are cooperated, and the adjusting sleeve drives the inner spiral teeth to rotate in the adjusting spiral guide groove. Under the guidance of the guide groove, the guide plate can drive the second light source tube to move up and down on the outer surface of the first light source tube, so that the relative position of the beam splitter to the laser emitter can be adjusted as needed, which is convenient for the user to accurately control the propagation path of the laser beam.
[0013] 2. The present invention provides an indicator and a reference scale to facilitate the user to adjust the position of the beam splitter more accurately after reference. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the structure of the utility model from the first perspective;
[0015] Figure 2 This is a schematic diagram of the structure of the utility model from a second viewing angle;
[0016] Figure 3 This is a schematic cross-sectional view of the utility model from a third viewing angle;
[0017] Figure 4 This is a schematic diagram of the structure of the second light source tube and guide plate of the utility model.
[0018] In the figure: 1. Optical path tube; 2. Laser emitter; 3. Anti-slip strip; 4. Protective lens; 5. Reference scale line; 6. Adjustment sleeve; 7. Indicator; 8. First light source tube; 9. Adjustment spiral guide groove; 10. Annular guide groove; 11. Beam splitter; 12. Second light source tube; 13. Annular guide block; 14. Inner spiral teeth; 15. Guide plate; 16. Guide groove. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0020] In the description of this utility model, unless otherwise specified, "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific direction, and therefore should not be construed as limiting this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.
[0021] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.
[0022] The optical path tube 1, laser emitter 2, anti-slip strip 3, protective lens 4, reference scale line 5, adjustment sleeve 6, indicator 7, first light source tube 8, adjustment spiral guide groove 9, annular guide groove 10, beam splitter 11, second light source tube 12, annular guide block 13, internal spiral teeth 14, guide plate 15 and guide groove 16 components of this application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.
[0023] Example 1
[0024] See also Figure 1-Figure 4As shown, the utility model provides a technical solution: an optical path structure that divides a single laser into multiple laser beams, including an optical path tube 1, a protective lens 4 is provided at the middle end of the top of the optical path tube 1, an annular guide groove 10 is provided at both ends of the upper and lower ends of the outer surface of the optical path tube 1, an annular guide block 13 is slidably connected to the inner side of the annular guide groove 10, the annular guide block 13 is adapted to the annular guide groove 10, and the longitudinal section of the annular guide block 13 at one end of the annular guide groove 10 is arc-shaped, the outer surface of the annular guide block 13 is fixedly connected to an adjustment sleeve 6, the middle end of the inner side of the adjustment sleeve 6 is provided with an inner spiral tooth 14, the middle end of the bottom of the optical path tube 1 is fixedly installed with a laser emitter 2, the left and right sides of the optical path tube 1 Guide grooves 16 are provided on both sides, the top and bottom of the inner cavity of the light path tube 1 are fixedly connected to the first light source tube 8, and the middle end of the inner cavity of the light path tube 1 is provided with a second light source tube 12 that slides on the outer surface of the first light source tube 8, and a beam splitter 11 is fixedly installed at the middle end of the inner cavity of the second light source tube 12, and the left and right sides of the outer surface of the second light source tube 12 are fixedly connected with guide plates 15, the guide plates 15 and the guide grooves 16 are adapted to each other, and the guide plates 15 slide on the inner side of the guide grooves 16, and at the same time, the guide plates 15 extend through the guide grooves 16 to the outside of the light path tube 1, and the side of the guide plate 15 away from the second light source tube 12 is provided with an adjustment spiral guide groove 9 that is threadedly connected to the inner spiral teeth 14.
[0025] This technical solution: through the setting of the first light source tube 8, when the laser emitter 2 emits a laser, with the assistance of the beam splitter 11 set inside the second light source tube 12, the emitted laser can be divided from a single laser into multiple laser beams and emitted outward from the protective lens 4 for use. When it is necessary to adjust the use position of the beam splitter 11 according to the usage situation, the inner spiral teeth 14 are driven by the adjusting sleeve 6 to rotate in the adjusting spiral guide groove 9 through the cooperation of the annular guide groove 10 and the annular guide block 13. Under the guidance of the guide groove 16, the guide plate 15 can drive the second light source tube 12 to move up and down on the outer surface of the first light source tube 8, so that the relative position of the beam splitter 11 to the laser emitter 2 can be adjusted as needed, which is convenient for the user to accurately control the laser beam propagation path.
[0026] Example 2
[0027] On the basis of embodiment 1, the present invention is as follows Figure 2 As shown, a reference scale line 5 is provided on the upper end of the outer surface of the optical path tube 1, and an indicator 7 is fixedly connected to the rear end of the top of the adjustment sleeve 6. The indicator 7 is an inverted L-shaped structure, and the material of the indicator 7 is stainless steel.
[0028] This technical solution: by providing the indicator 7 and the reference scale line 5 , it is convenient for the user to adjust the position of the beam splitter 11 more accurately after reference.
[0029] Example 3
[0030] On the basis of embodiment 1, the present invention is as follows Figure 1-Figure 3 As shown, it is disclosed that the outer surface of the adjustment sleeve 6 is provided with a plurality of anti-slip strips 3 distributed at equal angles.
[0031] This technical solution: by providing the anti-slip strip 3, it is convenient for the user to operate the adjustment sleeve 6, and avoids the occurrence of accidental slipping.
[0032] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, directional changes, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.
[0033] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.
[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.
Claims
1. An optical path structure for dividing a single laser into multiple laser beams, comprising an optical path tube (1), characterized in that: A protective lens (4) is provided at the middle end of the top of the optical path tube (1), an annular guide groove (10) is provided at both the upper and lower ends of the outer surface of the optical path tube (1), an annular guide block (13) is slidably connected to the inner side of the annular guide groove (10), an adjustment sleeve (6) is fixedly connected to the outer surface of the annular guide block (13), an inner spiral tooth (14) is provided at the middle end of the inner side of the adjustment sleeve (6), a laser emitter (2) is fixedly installed at the middle end of the bottom of the optical path tube (1), and guide grooves (16) are provided on both the left and right sides of the optical path tube (1). The top and bottom of the inner cavity of the light path tube (1) are fixedly connected to the first light source tube (8), the middle end of the inner cavity of the light path tube (1) is provided with a second light source tube (12) sliding on the outer surface of the first light source tube (8), the middle end of the inner cavity of the second light source tube (12) is fixedly installed with a beam splitter (11), the left and right sides of the outer surface of the second light source tube (12) are fixedly connected with guide plates (15), and the side of the guide plate (15) away from the second light source tube (12) is provided with an adjusting spiral guide groove (9) threadedly connected to the internal spiral teeth (14).
2. The optical path structure for splitting a single laser into multiple laser beams according to claim 1, characterized in that: The guide plate (15) and the guide groove (16) are adapted to each other, and the guide plate (15) slides on the inner side of the guide groove (16). At the same time, the guide plate (15) passes through the guide groove (16) and extends to the outside of the optical path tube (1).
3. The optical path structure for splitting a single laser into multiple laser beams according to claim 1, characterized in that: The annular guide block (13) is adapted to the annular guide groove (10), and the longitudinal section of the annular guide block (13) located at one end of the annular guide groove (10) is arc-shaped.
4. The optical path structure for splitting a single laser into multiple laser beams according to claim 1, characterized in that: A reference scale line (5) is provided at the upper end of the outer surface of the optical path cylinder (1), and an indicator (7) is fixedly connected to the rear end of the top of the adjustment sleeve (6).
5. The optical path structure for splitting a single laser into multiple laser beams according to claim 4, characterized in that: The indicator (7) is an inverted L-shaped structure, and the material of the indicator (7) is stainless steel.
6. The optical path structure for splitting a single laser into multiple laser beams according to claim 1, characterized in that: The outer surface of the adjustment sleeve (6) is provided with a plurality of anti-slip strips (3) distributed at equal angles.