CN218721037U - 360-degree laser lighting structure - Google Patents
360-degree laser lighting structure Download PDFInfo
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- CN218721037U CN218721037U CN202223053567.4U CN202223053567U CN218721037U CN 218721037 U CN218721037 U CN 218721037U CN 202223053567 U CN202223053567 U CN 202223053567U CN 218721037 U CN218721037 U CN 218721037U
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Abstract
The utility model provides a 360 degree laser lighting structure, include: the laser illumination structure comprises a semiconductor laser, a first cylindrical mirror, a second cylindrical mirror and a right-angle prism, wherein the semiconductor laser is used for emitting laser beams, the first cylindrical mirror, the second cylindrical mirror and the right-angle prism are sequentially arranged along the incident direction of the laser beams, an OA (optical axis) is arranged on the 360-degree laser illumination structure, and the right-angle prism rotates along the circumferential direction of the OA; the laser lighting device is simple in structure and convenient to operate, enlarges the laser lighting range, effectively avoids the limitation on the application field of laser lighting, is beneficial to engineering and reduces the production cost.
Description
Technical Field
The utility model relates to a laser lighting technology field, concretely relates to 360 degrees laser lighting structures.
Background
With the rapid development of lighting technology and industry, an LED light source as a novel green environment-friendly light source is gradually replacing traditional light sources such as incandescent lamps and energy-saving lamps, but because the characteristics of the LED white light source determine the luminous flux per unit area and the maximum luminous flux that a single light source can output, the LED white light source has disadvantages compared with a light source implementation scheme of laser excitation fluorescent ceramic. The white light illumination implementation mode of exciting the fluorescent ceramic by adopting the laser can greatly improve the luminous flux output by the light source in unit area, which is very favorable for the application field of remote intense light illumination. Compared with LED illumination, the illumination light laser beam realized by adopting the semiconductor laser as the synthetic light source of the illumination light has the unique technical advantages of high brightness, high collimation, adjustable color temperature, wider color gamut and the like.
Laser illumination usually only illuminates in a specific direction, an illumination blind area exists, the laser illumination can not be effectively applied to the application field of omnibearing laser illumination, and particularly, the laser illumination can not be effectively applied to the field of shooting/shooting evidence obtaining of an object to be detected at night, so that the application field of laser illumination is limited.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a 360 degree laser lighting structure, its simple structure, convenient operation has enlarged the laser illumination scope, has effectively avoided the restriction to laser illumination application, so not only is favorable to the engineering, has more reduced manufacturing cost.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a 360 degree laser lighting structure, include: the laser illumination structure comprises a semiconductor laser, wherein the semiconductor laser is used for emitting laser beams, a first cylindrical mirror, a second cylindrical mirror and a right-angle prism are sequentially arranged along the incidence direction of the laser beams, an OA (optical axis) is arranged on the 360-degree laser illumination structure, and the right-angle prism rotates along the circumferential direction of the OA.
The utility model provides a 360 degree laser lighting structure, its simple structure, convenient operation has enlarged the laser illumination scope, has effectively avoided the restriction to the laser illumination application, so not only is favorable to the engineering, has more reduced manufacturing cost.
As a preferred technical solution, the first cylindrical mirror is disposed in the laser fast axis incident direction, the second cylindrical mirror is disposed in the laser slow axis incident direction, and the first cylindrical mirror and the second cylindrical mirror are disposed orthogonally.
Preferably, the width of the laser beam irradiation emitted along the fast axis is greater than the width of the laser beam irradiation emitted along the slow axis.
As a preferred technical solution, the first cylindrical mirror is a spherical cylindrical mirror or an aspheric cylindrical mirror.
As a preferred technical solution, the second cylindrical mirror is a spherical cylindrical mirror or an aspherical cylindrical mirror.
As a preferred technical solution, the right angle prism includes: and laser beams sequentially enter the hypotenuse of the right-angle prism and pass through the first cylindrical mirror and the second cylindrical mirror, and are reflected to the hypotenuse of the right-angle prism to form rectangular light spots so as to realize rectangular area laser illumination.
Preferably, the center of the hypotenuse of the rectangular prism is point a, the center of the laser beam exit of the semiconductor laser is point O, and an OA axis is formed between the point a and the point O.
The preferable technical scheme comprises the following steps: a drive assembly coupled to the right angle prism, the drive assembly driving the right angle prism to rotate circumferentially along the OA axis.
As a preferred technical solution, the semiconductor laser and the first cylindrical mirror are arranged oppositely, and the first cylindrical mirror and the second cylindrical mirror are arranged oppositely.
As a preferred technical scheme, the second cylindrical mirror and the right-angle prism are arranged oppositely.
The utility model provides a 360 degree laser lighting structure, its simple structure, convenient operation has enlarged the laser illumination scope, has effectively avoided the restriction to laser illumination application, so not only is favorable to the engineering, more the cost is reduced.
Drawings
FIG. 1 is a block diagram of a 360-degree laser illumination configuration;
wherein, 1-semiconductor laser; 2-a first cylindrical mirror; 3-a second cylindrical mirror; 4-a right angle prism; point 5-A; 6-O point; 7-hypotenuse of the right angle prism; 8-reflecting to form a rectangular light spot direction; 9-circumferential direction of rotation along the OA axis; 10-laser beam.
Detailed Description
It should be noted that the terms "first" and "second" are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It is understood that the present invention achieves its objects through some embodiments.
As shown in fig. 1, the utility model provides a 360 degree laser lighting structure, include: semiconductor laser 1, semiconductor laser 1 is used for outgoing laser beam, is equipped with first cylindrical mirror 2, second cylindrical mirror 3 and right angled prism 4 along laser beam incident direction in proper order, right angled prism 4 includes: the laser beam sequentially enters the bevel edge 7 of the right-angle prism and passes through the first cylindrical mirror 2 and the second cylindrical mirror 3, and is incident to the bevel edge 7 of the right-angle prism to be reflected to form a rectangular light spot so as to realize rectangular area laser illumination; the middle point of the hypotenuse 7 of the right-angle prism is a point A5, the center of the laser beam outlet of the semiconductor laser 1 is a point O6, an OA axis is formed between the point A5 and the point O6, and the right-angle prism 4 rotates along the circumferential direction of the OA axis; the first cylindrical mirror 2 is arranged in the incidence direction of the laser fast axis, the second cylindrical mirror 3 is arranged in the incidence direction of the laser slow axis, and the first cylindrical mirror 2 and the second cylindrical mirror 3 are orthogonally arranged; the width of the laser beam irradiation emitted along the fast axis is greater than the width of the laser beam irradiation emitted along the slow axis; the first cylindrical mirror 2 is a spherical cylindrical mirror or an aspheric cylindrical mirror; the second cylindrical mirror 3 is a spherical cylindrical mirror or an aspheric cylindrical mirror; the driving assembly (not shown) is connected with the right-angle prism 4, and the driving assembly (not shown) drives the right-angle prism 4 to rotate circumferentially along the OA axis; the semiconductor laser 1 is arranged opposite to the first cylindrical mirror 2, and the first cylindrical mirror 2 is arranged opposite to the second cylindrical mirror 3; the second cylindrical mirror 3 and the right-angle prism 4 are oppositely arranged; the laser lighting device is simple in structure and convenient to operate, enlarges the laser lighting range, effectively avoids the limitation on the application field of laser lighting, is beneficial to engineering and reduces the production cost.
As shown in fig. 1, the utility model provides a 360 degree laser lighting structure, include: the laser device comprises a semiconductor laser 1, a first cylindrical mirror 2, a second cylindrical mirror 3 and a right-angle prism 4, wherein the semiconductor laser 1 emits laser beams, the divergence angle of incident laser beams along the fast axis direction is an angle B, the divergence angle of the incident laser beams along the slow axis direction is an angle C, and the first cylindrical mirror 2 compresses divergent laser beams with the divergence angle of the angle B into laser beams with the divergence angle of an angle B' to be emitted; the second cylindrical mirror 3 and the first cylindrical mirror 2 are orthogonally arranged, divergent laser beams with a divergence angle of C are compressed into laser beams with a divergence angle of C ' by the second cylindrical mirror 3 to be emitted, the laser beams of B ' and the laser beams of C ' enter the right-angle prism 4 and are reflected by the right-angle prism 4, rectangular light spots are formed at a certain distance to realize rectangular area illumination, and the right-angle prism 4 rotates around the OA axis in the circumferential direction to realize 360-degree laser illumination, so that the laser illumination range is expanded, and the limitation to the application field of the laser illumination is more effectively avoided.
Preferably, the semiconductor laser 1 is preferably a semiconductor laser with a slow axis and a fast axis length-to-width ratio larger than a certain proportion;
preferably, the first cylindrical mirror 2 is a spherical cylindrical mirror or an aspheric cylindrical mirror;
preferably, the second cylindrical mirror 3 is a spherical cylindrical mirror or an aspheric cylindrical mirror.
The emission wavelength of the semiconductor laser 1 is preferably 1550nm;
the light emitting surface of the target strip is preferably 90um multiplied by 1um;
the divergence angle of the fast and slow axes is preferably 10 degrees multiplied by 36 degrees;
the first cylindrical mirror 2 is preferably a spherical cylindrical mirror;
the second cylindrical mirror 3 is preferably a spherical cylindrical mirror;
preferably, the first cylindrical mirror 2 and the second cylindrical mirror 3 are orthogonally disposed;
preferably, at a distance of 500m, the divergence angle of the output light beam is 7 degrees multiplied by 5 degrees, and the size of a rectangular light spot is 60m multiplied by 44m, so that rectangular illumination is realized;
preferably, the right angle prism is rotated circumferentially about the OA axis to enable 360 degree laser illumination.
In some embodiments, the utility model provides a 360 degree laser illumination structure, include: the laser device comprises a semiconductor laser 1, wherein the semiconductor laser 1 is used for emitting laser beams, a first cylindrical mirror 2, a second cylindrical mirror 3 and a right-angle prism 4 are sequentially arranged along the incident direction of the laser beams, an OA (optical axis) is arranged on the 360-degree laser illumination structure, and the right-angle prism 4 rotates along the circumferential direction of the OA.
By adopting the embodiment, the laser lighting device is simple in structure and convenient to operate, the laser lighting range is expanded, the limitation to the application field of laser lighting is effectively avoided, the engineering is facilitated, and the cost is further reduced.
In some embodiments, the first cylindrical mirror 2 is disposed in the fast axis incident direction of the laser, the second cylindrical mirror 3 is disposed in the slow axis incident direction of the laser, and the first cylindrical mirror 2 and the second cylindrical mirror 3 are disposed orthogonally.
By adopting the embodiment, the structure is simple, the operation is convenient, the divergence angle of the incident laser beam along the fast axis direction is an angle B, the divergence angle of the incident laser beam along the slow axis direction is an angle C, and the first cylindrical mirror 2 compresses the divergent laser beam with the divergence angle B into the laser beam with the divergence angle B' to be emitted; the second cylindrical mirror 3 is orthogonally arranged with the first cylindrical mirror 2, the second cylindrical mirror 3 compresses the divergent laser beam with the divergence angle of C into a laser beam with the divergence angle of C' to be emitted, and the compressed laser beam is emitted along the fast axis and the slow axis, so that the utilization rate of the laser beam is improved.
In some embodiments, the width of the outgoing laser beam illumination along the fast axis is greater than the width of the outgoing laser beam illumination along the slow axis.
By adopting the embodiment, the laser beam forming device is simple in structure and convenient to operate, and the utilization rate of the laser beam is improved.
In some embodiments, the first cylindrical mirror 2 is a spherical cylindrical mirror or an aspherical cylindrical mirror.
By adopting the embodiment, the laser beam forming device is simple in structure and convenient to operate, and the utilization rate of the laser beam is improved.
In some embodiments, the second cylindrical mirror 3 is a spherical cylindrical mirror or an aspherical cylindrical mirror.
By adopting the embodiment, the laser beam forming device is simple in structure and convenient to operate, and the utilization rate of the laser beam is improved.
In some embodiments, the right angle prism 4 comprises: and the laser beam sequentially enters the right-angle prism bevel 7 and passes through the first cylindrical mirror 2 and the second cylindrical mirror 3, and is reflected to the right-angle prism bevel 7 to form a rectangular light spot so as to realize rectangular area laser illumination.
By adopting the embodiment, the laser illumination device is simple in structure and convenient to operate, and laser beams are reflected by the bevel edge of the right-angle prism to form rectangular light spots at a certain distance so as to realize rectangular area illumination, so that the laser illumination range is enlarged.
In some embodiments, the middle point of the hypotenuse 7 of the rectangular prism is point a 5, the center of the laser beam exit of the semiconductor laser 1 is point O6, and the OA axis is formed between point a 5 and point O6.
By adopting the embodiment, the laser illumination device is simple in structure and convenient to operate, the right-angle prism can rotate along the OA axis in the circumferential direction conveniently, and the laser illumination range is further expanded.
In some embodiments, the method comprises: and a driving assembly connected with the right angle prism 4, the driving assembly driving the right angle prism 4 to rotate circumferentially along the OA axis.
By adopting the embodiment, the driving component is convenient to drive the right-angle prism 4 to rotate along the OA axis in the circumferential direction, the laser illumination range is enlarged, and the limitation to the laser illumination application field is effectively avoided.
In some embodiments, the semiconductor laser 1 is disposed opposite to the first cylindrical mirror 2, and the first cylindrical mirror 2 is disposed opposite to the second cylindrical mirror 3.
By adopting the embodiment, the laser beam splitter has the advantages of simple structure and convenience in operation, and improves the incidence efficiency of laser beams.
In some embodiments, the second cylindrical mirror 3 is disposed opposite to the right-angle prism 4.
By adopting the embodiment, the laser beam splitter has the advantages of simple structure and convenience in operation, and improves the incidence efficiency of laser beams.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not to be limited to the specific embodiments disclosed herein, and all modifications and equivalents that fall within the scope of the claims of the present application are intended to be embraced therein. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. A 360 degree laser illumination structure, comprising: the laser illumination structure comprises a semiconductor laser, wherein the semiconductor laser is used for emitting laser beams, a first cylindrical mirror, a second cylindrical mirror and a right-angle prism are sequentially arranged along the incidence direction of the laser beams, an OA (optical axis) is arranged on the 360-degree laser illumination structure, and the right-angle prism rotates along the circumferential direction of the OA.
2. The 360-degree laser illumination structure according to claim 1, wherein the first cylindrical mirror is disposed in a laser fast axis incident direction, the second cylindrical mirror is disposed in a laser slow axis incident direction, and the first cylindrical mirror and the second cylindrical mirror are disposed orthogonally.
3. The 360 degree laser illumination structure of claim 1, wherein the width of the outgoing laser beam illumination along the fast axis is greater than the width of the outgoing laser beam illumination along the slow axis.
4. The 360-degree laser illumination structure according to claim 1, wherein the first cylindrical mirror is a spherical cylindrical mirror or an aspheric cylindrical mirror.
5. The 360-degree laser illumination structure according to claim 1, wherein the second cylindrical mirror is a spherical cylindrical mirror or an aspheric cylindrical mirror.
6. A 360 degree laser illumination structure according to claim 1, wherein said right angle prism comprises: and laser beams sequentially enter the bevel edge of the right-angle prism and pass through the first cylindrical mirror and the second cylindrical mirror, and are incident to the bevel edge of the right-angle prism to be reflected to form rectangular light spots so as to realize rectangular area laser illumination.
7. The 360-degree laser illumination structure according to claim 6, wherein a middle point of a hypotenuse of the right-angle prism is a point A, a center of the laser beam exit of the semiconductor laser is a point O, and an OA axis is formed between the point A and the point O.
8. The 360 degree laser illumination structure of claim 1, comprising: a drive assembly coupled to the right angle prism, the drive assembly driving the right angle prism to rotate circumferentially along the OA axis.
9. The 360-degree laser lighting structure according to claim 1, wherein the semiconductor laser is disposed opposite to the first cylindrical mirror, and the first cylindrical mirror is disposed opposite to the second cylindrical mirror.
10. The 360-degree laser illumination structure according to claim 9, wherein the second cylindrical mirror is disposed opposite to the right-angle prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223053567.4U CN218721037U (en) | 2022-11-17 | 2022-11-17 | 360-degree laser lighting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223053567.4U CN218721037U (en) | 2022-11-17 | 2022-11-17 | 360-degree laser lighting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218721037U true CN218721037U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223053567.4U Active CN218721037U (en) | 2022-11-17 | 2022-11-17 | 360-degree laser lighting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218721037U (en) |
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2022
- 2022-11-17 CN CN202223053567.4U patent/CN218721037U/en active Active
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