CN212805522U - Catadioptric hybrid laser lighting module and optical system - Google Patents
Catadioptric hybrid laser lighting module and optical system Download PDFInfo
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- CN212805522U CN212805522U CN202021111806.5U CN202021111806U CN212805522U CN 212805522 U CN212805522 U CN 212805522U CN 202021111806 U CN202021111806 U CN 202021111806U CN 212805522 U CN212805522 U CN 212805522U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 59
- 238000005286 illumination Methods 0.000 claims description 19
- 238000009792 diffusion process Methods 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000000843 powder Substances 0.000 description 1
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Abstract
The utility model discloses a roll over and reflect hybrid laser lighting module and optical system includes, first laser device, first right angle prism, first focusing lens, first wavelength conversion equipment, second laser device, second right angle prism, second focusing lens, second wavelength conversion equipment and reflector body. The beneficial effects of the utility model reside in that: the light source can adopt a laser device, and the laser power coverage range is wider; the structure of the light path is compact, and particularly, the use of the right-angle prism can effectively fold the light path, so that the length of the light path is shortened; the surface type parameters of the laser fast and slow axis adjusting device or the focusing lens are changed, so that the size of a laser spot incident on the surface of the wavelength conversion device is adjustable, and the optical power density of the laser spot is variable.
Description
Technical Field
The utility model relates to a laser illumination field, especially, roll over anti-hybrid laser lighting module and optical system.
Background
At present, in the field of professional illumination, such as aviation, ships, frontier defense, police and the like, the requirement for high-brightness illumination is mostly solved by a high-power halogen lamp or xenon lamp light source. And halogen lamps and xenon lamp light sources have the defects of high energy consumption, short service life, short irradiation distance and the like, and greatly restrict the use effect and the economic performance. In some special application fields needing high-brightness light sources, such as stage lighting, automobile headlights, projection display and the like, laser lighting has greater advantages.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve among the prior art halogen lamp and xenon lamp light source and have the short problem of irradiation distance, provide a neotype catadioptric hybrid laser lighting module and optical system.
In order to realize the purpose, the technical scheme of the utility model is as follows: a refraction-reflection hybrid laser lighting module comprises a first laser device, a first right-angle prism, a first focusing lens, a first wavelength conversion device, a second laser device, a second right-angle prism, a second focusing lens, a second wavelength conversion device and a light reflecting bowl body, wherein the light reflecting bowl body comprises a first half part of the light reflecting bowl and a second half part of the light reflecting bowl, the first laser device, the first right-angle prism and the first focusing lens are uniformly distributed on the outer side of the first half part of the light reflecting bowl, a first side opening is formed in the first half part of the light reflecting bowl, the first wavelength conversion device is fixed on the inner surface of the second half part of the light reflecting bowl, an emergent light beam of the first laser device sequentially passes through the first right-angle prism, the first focusing lens and the first side opening to reach the first wavelength conversion device, and the second laser device, The second right-angle prism and the second focusing lens are uniformly distributed on the outer side of the second half part of the light reflecting bowl, a second side surface open hole is formed in the second half part of the light reflecting bowl, the second wavelength conversion device is fixed on the inner surface of the first half part of the light reflecting bowl, and an emergent light beam of the second laser device sequentially passes through the second right-angle prism, the second focusing lens and the second side surface open hole to reach the second wavelength conversion device.
As a preferable solution of the catadioptric hybrid laser lighting module, the first laser device is a single blue laser or a laser array composed of a plurality of blue lasers.
As a preferable embodiment of the catadioptric hybrid laser illumination module, the first wavelength conversion device is a single crystal plate, a cemented phosphor plate, or a phosphor ceramic plate.
As a preferred scheme of the catadioptric hybrid laser illumination module, the catadioptric hybrid laser illumination module further includes a first laser fast-slow axis adjusting device and a second laser fast-slow axis adjusting device, wherein the first laser fast-slow axis adjusting device is arranged between the first right-angle prism and the first focusing lens, and the second laser fast-slow axis adjusting device is arranged between the second right-angle prism and the second focusing lens.
As a preferred scheme of the catadioptric hybrid laser illumination module, the first laser fast-slow axis adjusting device is a cylindrical lens, a fly-eye lens or a micro-cylinder lens array, and the second laser fast-slow axis adjusting device is a cylindrical lens, a fly-eye lens or a micro-cylinder lens array.
The preferred embodiment of the catadioptric hybrid laser illumination module further includes a first diffraction plate and a second diffraction plate, the first diffraction plate is disposed between the first focusing lens and the first side opening, and the second diffraction plate is disposed between the second focusing lens and the second side opening.
As a preferable aspect of the catadioptric hybrid laser illumination module, a diffusion angle of the first diffraction plate is 1 °, 1.5 ° or 2 °, and a diffusion angle of the second diffraction plate is 1 °, 1.5 ° or 2 °.
The utility model also provides a turn over and reflect hybrid laser lighting module includes, first laser device, first right angle prism, first focusing lens, first wavelength conversion equipment, second laser device, second right angle prism, second focusing lens, second wavelength conversion equipment, third laser device, third right angle prism, third focusing lens, third wavelength conversion equipment and reflector body, the reflector body comprises reflector first portion, reflector second portion and reflector third portion, first laser device first right angle prism first focusing lens equipartition is arranged in the outside of reflector first portion, be formed with first side trompil in the reflector first portion, first wavelength conversion equipment is fixed in the inner face of reflector second portion, the outgoing beam of first laser device passes through in proper order first right angle prism, The first focusing lens, the first side opening reach the first wavelength conversion device, the second laser device, the second right-angle prism and the second focusing lens are uniformly arranged on the outer side of the second part of the light reflecting bowl, a second side opening is formed on the second part of the light reflecting bowl, the second wavelength conversion device is fixed on the inner surface of the third part of the light reflecting bowl, an emergent light beam of the second laser device sequentially passes through the second right-angle prism, the second focusing lens and the second side opening to reach the second wavelength conversion device, the third laser device, the third right-angle prism and the third focusing lens are uniformly arranged on the outer side of the third part of the light reflecting bowl, a third side opening is formed on the third part of the light reflecting bowl, and the third wavelength conversion device is fixed on the inner surface of the first part of the light reflecting bowl, and the emergent light beam of the third laser device sequentially passes through the third right-angle prism, the third focusing lens and the third side opening hole to reach the third wavelength conversion device.
The utility model also provides an optical system includes the multiunit the hybrid laser lighting module of turning over.
Compared with the prior art, the beneficial effects of the utility model reside in at least: the light source can adopt a laser device, and the laser power coverage range is wider; the structure of the light path is compact, and particularly, the use of the right-angle prism effectively folds the light path, so that the length of the system is shortened; the size of a laser spot incident on the surface of the wavelength conversion device can be adjusted by changing the surface type parameters of the laser fast-slow axis adjusting device or the focusing lens, and the optical power density of the laser spot can be changed; the use of the reflecting bowl can enable the optical system to emit illumination beams with different beam divergence angles; the light path does not need to be redesigned, the whole light intensity and the irradiation distance of the illumination system can be adjusted by increasing or decreasing the number of the laser illumination modules, and the system has high flexibility.
In addition to the technical problems, technical features constituting technical aspects, and advantageous effects brought by the technical features of the technical aspects described above, other technical problems, technical features included in the technical aspects, and advantageous effects brought by the technical features solved by the present invention will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a diagram of an embodiment of the present invention applied to fig. 1.
Fig. 3 is a diagram of an embodiment of the present invention applied to fig. 2.
Fig. 4 is a schematic structural diagram of another embodiment of the present invention.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Referring to fig. 1, a hybrid catadioptric laser lighting module is shown.
The laser lighting module comprises a first laser device 11, a first right-angle prism 12, a first laser fast-slow axis adjusting device 13, a first focusing lens 14, a first diffraction piece, a first wavelength conversion device 15, a second laser device 21, a second right-angle prism, a second laser fast-slow axis adjusting device, a second focusing lens, a second diffraction piece, a second wavelength conversion device, a light reflecting bowl body and the like.
The reflector body is composed of a first reflector half part 31 and a second reflector half part 32. The first reflector half 31 has a first side opening 310 formed therein. The second reflector half 32 has a second side opening 320 formed therein.
The first laser device 11, the first right-angle prism 12, the first laser fast-slow axis adjusting device 13, the first focusing lens 14 and the first diffraction piece are all arranged on the outer side of the first half part 31 of the light reflecting bowl. The emission direction of the first laser device 11 is upward. The first right-angle face of the first right-angle prism 12 corresponds downward to the first laser device 11. The second right-angle surface of the first right-angle prism 12 horizontally corresponds to the first side opening 310 of the first reflector half 31. The first wavelength conversion device 15 is fixed to the inner surface of the second reflector half 32. The emergent light beam of the first laser device 11 sequentially passes through the first right-angle prism 12, the first laser fast-slow axis adjusting device 13, the first focusing lens 14, the first diffraction plate, and the first side opening 310 to reach the first wavelength conversion device 15.
The first laser device 11 is a single blue laser or a laser array composed of a plurality of blue lasers. The wavelength range of the first laser device 11 is 440-460 nm.
The first wavelength conversion device 15 is a single crystal plate, a glued phosphor plate or a phosphor ceramic plate. Preferably, the first wavelength conversion device 15 is plated with a 0 ° reflection increasing film.
The first laser fast-slow axis adjusting device 13 is a cylindrical lens, a fly-eye lens or a micro-cylindrical lens array. The first laser fast-slow axis adjusting device 13 is used for shaping the fast-slow axis of the light beam and emitting a nearly circular light spot.
The first diffraction plate is used to reduce the optical power density reaching the first wavelength conversion device 15, preventing quenching thereof. The diffusion angle of the first diffraction plate is 1 °, 1.5 ° or 2 °.
The second laser device 21, the second right-angle prism, the second laser fast-slow axis adjusting device, the second focusing lens and the second diffraction piece are uniformly arranged on the outer side of the second half part 32 of the light reflecting bowl. The emission direction of the second laser device 21 is upward. The first right-angle face of the second right-angle prism corresponds downward to the second laser device 21. The second right-angle surface of the second right-angle prism horizontally corresponds to the second side opening 320 of the second half 32 of the reflector. The second wavelength conversion device is fixed to the inner surface of the first reflector half 31. The emergent light beam of the second laser device 21 sequentially passes through the second right-angle prism, the second laser fast-slow axis adjusting device, the second focusing lens, the second diffraction plate, and the second side opening 320 to reach the second wavelength conversion device.
The second laser device 21 is a single blue laser or a laser array composed of a plurality of blue lasers. The wavelength range of the second laser device 21 is 440-460 nm.
The second wavelength conversion device is a single crystal plate, a glued fluorescent powder plate or a fluorescent ceramic plate. Preferably, the second wavelength conversion device is plated with a 0 ° reflection increasing film.
The second laser fast and slow axis adjusting device is a cylindrical lens, a fly-eye lens or a micro-cylindrical lens array. And the second laser fast-slow axis adjusting device is used for shaping the fast-slow axis of the light beam and emitting a nearly circular light spot.
The second diffraction plate is used to reduce the optical power density reaching the second wavelength conversion device 15, preventing quenching thereof. The second diffraction plate has a diffusion angle of 1 °, 1.5 °, or 2 °.
And the light beams converted by the first wavelength conversion device and the second wavelength conversion device are emitted outwards through the reflection bowl body. The light source can adopt a laser device, and the laser power coverage range is wider.
Referring to fig. 2 and 3, two optical systems based on the laser lighting modules are shown, a plurality of laser lighting modules form a final lamp, and the modular design has great advantages in the aspects of processing and adjusting of the lamp.
In another embodiment, fig. 4 shows a catadioptric hybrid laser lighting module, which includes a first laser device, a first right-angle prism, a first focusing lens, a first wavelength conversion device, a second laser device, a second right-angle prism, a second focusing lens, a second wavelength conversion device, a third laser device, a third right-angle prism, a third focusing lens, a third wavelength conversion device, and a reflector body, where the reflector body is composed of a reflector first portion, a reflector second portion, and a reflector third portion, the first laser device, the first right-angle prism, and the first focusing lens are uniformly disposed outside the reflector first portion, the reflector first portion is formed with a first side opening, the first wavelength conversion device is fixed to an inner surface of the reflector second portion, and an emergent light beam of the first laser device sequentially passes through the first right-angle prism, the second right-angle prism, the third focusing lens, and the reflector body, The first focusing lens, the first side opening reach the first wavelength conversion device, the second laser device, the second right-angle prism and the second focusing lens are uniformly arranged on the outer side of the second part of the light reflecting bowl, a second side opening is formed on the second part of the light reflecting bowl, the second wavelength conversion device is fixed on the inner surface of the third part of the light reflecting bowl, an emergent light beam of the second laser device sequentially passes through the second right-angle prism, the second focusing lens and the second side opening to reach the second wavelength conversion device, the third laser device, the third right-angle prism and the third focusing lens are uniformly arranged on the outer side of the third part of the light reflecting bowl, a third side opening is formed on the third part of the light reflecting bowl, and the third wavelength conversion device is fixed on the inner surface of the first part of the light reflecting bowl, and the emergent light beam of the third laser device sequentially passes through the third right-angle prism, the third focusing lens and the third side opening hole to reach the third wavelength conversion device.
The above description is only intended to represent embodiments of the present invention, which are more specific and detailed, but not to be construed as limiting the scope of the claims. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all fall within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A refraction-reflection hybrid laser lighting module is characterized by comprising a first laser device, a first right-angle prism, a first focusing lens, a first wavelength conversion device, a second laser device, a second right-angle prism, a second focusing lens, a second wavelength conversion device and a light reflecting bowl body, wherein the light reflecting bowl body consists of a first half part of a light reflecting bowl and a second half part of the light reflecting bowl, the first laser device, the first right-angle prism and the first focusing lens are uniformly distributed on the outer side of the first half part of the light reflecting bowl, a first side opening is formed in the first half part of the light reflecting bowl, the first wavelength conversion device is fixed on the inner surface of the second half part of the light reflecting bowl, an emergent light beam of the first laser device sequentially passes through the first right-angle prism, the first focusing lens and the first side opening to reach the first wavelength conversion device, the second laser device, the second right-angle prism and the second focusing lens are uniformly distributed on the outer side of the second half part of the light reflecting bowl, a second side surface hole is formed in the second half part of the light reflecting bowl, the second wavelength conversion device is fixed on the inner surface of the first half part of the light reflecting bowl, and an emergent light beam of the second laser device sequentially passes through the second right-angle prism, the second focusing lens and the second side surface hole to reach the second wavelength conversion device.
2. The catadioptric hybrid laser illumination module of claim 1, wherein the first laser device is a single blue laser or a laser array consisting of a plurality of blue lasers.
3. The catadioptric hybrid laser illumination module of claim 1, wherein the first wavelength conversion device is a single crystal plate, a cemented phosphor plate, or a phosphor-ceramic plate.
4. The catadioptric hybrid laser illumination module of claim 1, further comprising a first laser fast and slow axis adjustment device and a second laser fast and slow axis adjustment device, the first laser fast and slow axis adjustment device disposed between the first right-angle prism and the first focusing lens, the second laser fast and slow axis adjustment device disposed between the second right-angle prism and the second focusing lens.
5. The catadioptric hybrid laser illumination module of claim 4, wherein the first laser fast and slow axis adjustment device is a cylindrical lens, a fly-eye lens or a micro-cylinder lens array, and the second laser fast and slow axis adjustment device is a cylindrical lens, a fly-eye lens or a micro-cylinder lens array.
6. The catadioptric hybrid laser illumination module of claim 1, further comprising a first diffraction plate and a second diffraction plate, the first diffraction plate being disposed between the first focusing lens and the first side opening, the second diffraction plate being disposed between the second focusing lens and the second side opening.
7. The catadioptric hybrid laser illumination module of claim 6, wherein the first diffraction plate has a diffusion angle of 1 °, 1.5 °, or 2 °, and the second diffraction plate has a diffusion angle of 1 °, 1.5 °, or 2 °.
8. A refraction-reflection hybrid laser lighting module is characterized by comprising a first laser device, a first right-angle prism, a first focusing lens, a first wavelength conversion device, a second laser device, a second right-angle prism, a second focusing lens, a second wavelength conversion device, a third laser device, a third right-angle prism, a third focusing lens, a third wavelength conversion device and a light reflecting bowl body, wherein the light reflecting bowl body consists of a light reflecting bowl first part, a light reflecting bowl second part and a light reflecting bowl third part, the first laser device, the first right-angle prism and the first focusing lens are uniformly distributed on the outer side of the light reflecting bowl first part, a first side opening is formed in the light reflecting bowl first part, the first wavelength conversion device is fixed on the inner surface of the light reflecting bowl second part, and an emergent light beam of the first laser device sequentially passes through the first right-angle prism, The first focusing lens, the first side opening reach the first wavelength conversion device, the second laser device, the second right-angle prism and the second focusing lens are uniformly arranged on the outer side of the second part of the light reflecting bowl, a second side opening is formed on the second part of the light reflecting bowl, the second wavelength conversion device is fixed on the inner surface of the third part of the light reflecting bowl, an emergent light beam of the second laser device sequentially passes through the second right-angle prism, the second focusing lens and the second side opening to reach the second wavelength conversion device, the third laser device, the third right-angle prism and the third focusing lens are uniformly arranged on the outer side of the third part of the light reflecting bowl, a third side opening is formed on the third part of the light reflecting bowl, and the third wavelength conversion device is fixed on the inner surface of the first part of the light reflecting bowl, and the emergent light beam of the third laser device sequentially passes through the third right-angle prism, the third focusing lens and the third side opening hole to reach the third wavelength conversion device.
9. An optical system comprising a plurality of refractive-reflective hybrid laser illumination modules according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111806.5U CN212805522U (en) | 2020-06-16 | 2020-06-16 | Catadioptric hybrid laser lighting module and optical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111806.5U CN212805522U (en) | 2020-06-16 | 2020-06-16 | Catadioptric hybrid laser lighting module and optical system |
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| Publication Number | Publication Date |
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| CN212805522U true CN212805522U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021111806.5U Expired - Fee Related CN212805522U (en) | 2020-06-16 | 2020-06-16 | Catadioptric hybrid laser lighting module and optical system |
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| CN (1) | CN212805522U (en) |
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- 2020-06-16 CN CN202021111806.5U patent/CN212805522U/en not_active Expired - Fee Related
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Granted publication date: 20210326 |