CN213840549U - High-power laser light source module - Google Patents
High-power laser light source module Download PDFInfo
- Publication number
- CN213840549U CN213840549U CN202120083969.5U CN202120083969U CN213840549U CN 213840549 U CN213840549 U CN 213840549U CN 202120083969 U CN202120083969 U CN 202120083969U CN 213840549 U CN213840549 U CN 213840549U
- Authority
- CN
- China
- Prior art keywords
- laser
- caliber
- lens
- converging lens
- small
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a high-power laser light source module, which comprises a laser emitting device, a laser converging lens group, a fluorescent wheel, a fluorescent transmission device and a light beam shaping device are sequentially and coaxially arranged along the laser emitting direction of the laser emitting device, the laser converging lens group comprises a large-caliber laser converging lens and a small-caliber laser converging lens, and is large, one side of the small-caliber laser converging lens is a spherical surface, the other side of the small-caliber laser converging lens is a plane, the spherical surfaces of the large-caliber laser converging lens and the small-caliber laser converging lens face the laser emitting device, the plane sides of the large-caliber laser converging lens and the small-caliber laser converging lens face the fluorescent wheel, laser emitted by the laser emitting device is collected and focused through the laser converging lens group and is transmitted to the fluorescent wheel, the fluorescent wheel is excited to generate divergent light, the divergent light is received through the fluorescent transmission device to be straightened, and then is shaped through the light beam shaping device. Set up like this, make the utility model discloses a lighting effect is better, the irradiation distance is farther.
Description
Technical Field
The utility model relates to the field of lighting technology, concretely relates to high-power laser light source module.
Background
With the wide application of laser diodes, lighting devices using fluorescence generated by laser-excited phosphor as a light source have been increasingly prevalent. The laser excited fluorescent powder technology focuses laser on a fluorescent powder layer to form a point light source with a small light emitting point, the fluorescent powder is excited to generate high-brightness excited light, and the residual laser and the excited light are mixed and collected and emitted by an optical system to form a laser light source. However, the illumination effect of the existing laser light source still needs to be further improved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a high-power laser light source module that illuminating effect is better and the distance of shining is farther.
In order to achieve the above object, the present invention provides a high power laser light source module, which comprises a laser emitting device, a laser converging lens set, a fluorescent wheel, a fluorescent transmission device, and a beam shaping device, which are coaxially arranged along the laser emitting direction of the laser emitting device, wherein the laser converging lens set comprises a large-caliber laser converging lens and a small-caliber laser converging lens, one side of the large-caliber laser converging lens and one side of the small-caliber laser converging lens are spherical, the other side of the large-caliber laser converging lens and the other side of the small-caliber laser converging lens are planar, the spherical sides of the large-caliber laser converging lens and the small-caliber laser converging lens face the laser emitting device, the planar sides of the large-caliber laser converging lens and the small-caliber laser converging lens face the fluorescent wheel, and the large-caliber laser converging lens and the small-caliber laser converging lens are coaxially arranged, the large-caliber laser converging lens is positioned close to the laser emitting device, the small-caliber laser converging lens is positioned close to the fluorescent wheel, and the fluorescent wheel is connected with a driving structure for driving the fluorescent wheel to rotate; laser emitted by the laser emitting device is collected and focused by the laser converging lens group and transmitted to the fluorescent wheel, the fluorescent wheel is excited to generate divergent light, the divergent light is converged and straightened by the fluorescent transmission device, and then is shaped by the light beam shaping device.
The utility model has the advantages that: adopt above-mentioned structure, the utility model discloses an add laser and assemble the battery of lens between laser emission device and fluorescent wheel, laser assembles the battery of lens and includes a heavy-calibre laser and assembles lens and a small-bore laser, and one side of big, small-bore laser and assembles lens is the sphere, and the opposite side is the plane, and the sphere side of big, small-bore laser assembles lens all moves towards laser emission device, the plane side of big, small-bore laser and assembles lens all moves towards fluorescent wheel, such orientation makes laser assemble the battery of lens and accurately collects the laser that laser emission device sent to the utilization ratio and the transmissivity of laser have been improved. The spherical surface of the laser converging lens group focuses and collects the laser, so that the use efficiency of the laser is improved; the plane of the laser converging lens group collimates the laser and irradiates the laser to the fluorescent wheel to form a light spot of ϕ 1.5.5- ϕ 2, and the fluorescent wheel rotates to be excited uniformly and improve the heat dissipation performance of the fluorescent wheel, so that the laser is converted into divergent light with highly concentrated energy, the lighting effect is improved, and a large amount of heat is avoided; the stimulated fluorescence is subjected to preliminary beam shaping on the divergent light through the fluorescence transmission device, so that the transmissivity of the laser light source is improved, the irradiation distance of the laser light source is further increased, the light beam shaping device is used for further performing dispersion elimination and collimation on the preliminarily shaped and received light, and the finally required light spot effect meeting the requirements is obtained. To sum up, the utility model provides a better and farther high-power laser light source module of irradiation distance of illuminating effect.
The utility model discloses can further set up to fluorescence transmission device includes that small-bore fluorescence assembles lens A, heavy-calibre fluorescence collimating lens, heavy-calibre fluorescence and assembles lens A, heavy-calibre fluorescence and assemble lens B and small-bore fluorescence and assemble lens B, small-bore fluorescence assembles lens A, heavy-calibre fluorescence collimating lens, heavy-calibre fluorescence and assembles lens A, heavy-calibre fluorescence and assemble lens B and set up between fluorescence wheel and light beam shaping device with the axle center in proper order with small-bore fluorescence, and the interval between heavy-calibre fluorescence assembles lens A and the heavy-calibre fluorescence and assembles lens B is 2.9-3.1 mm. By the arrangement, the beam of the divergent light can be better shaped.
The utility model discloses still can further set up to be provided with the diaphragm between heavy-calibre fluorescence convergent lens B and the small-bore fluorescence convergent lens B. The arrangement of the diaphragm can better shape and converge the divergent light, and light spots meeting the requirement of illumination color temperature are obtained.
The utility model discloses still can further set up to beam shaping device includes achromatic lens group and heavy-calibre collimating lens, and achromatic lens group sets up between fluorescence transmission device and heavy-calibre collimating lens with the axle center. By means of the arrangement, the light which is primarily shaped and collected can be further subjected to chromatic dispersion and collimation treatment.
The utility model discloses still can further set up to achromatic lens group and include achromatic lens A and achromatic lens B who sets up with the axle center.
The utility model discloses still can further set up to laser emission device is laser diode to preferably blue light laser diode. The blue laser irradiates the fluorescent wheel, and after yellow light is excited, the blue light is mixed with the blue light to output white light.
The utility model can be further set to be 31.5-31.7mm away from the plane on the large-caliber laser converging lens and the plane on the small-caliber laser converging lens. The distance enables the laser to better pass through the two laser converging lenses and be collected and focused on the fluorescent wheel, so that the loss of the laser is effectively reduced.
The utility model discloses still can further set up to the fluorescence wheel is located the focus department of small-bore laser convergent lens. Therefore, the laser can be converted into divergent light to the maximum extent, and the utilization rate of the laser is improved.
The utility model discloses still can further set up as the drive structure includes driving motor, and the fixed suit of fluorescence wheel is on driving motor's output shaft.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B of fig. 1.
Detailed Description
As shown in fig. 1, 2 and 3, a high-power laser light source module is provided, which comprises a laser emitting device, a laser converging lens group, a fluorescent wheel 1, a fluorescent transmission device and a light beam shaping device are coaxially arranged along the laser emitting direction of the laser emitting device in sequence, laser emitted by the laser emitting device is collected and focused through the laser converging lens group and transmitted to the fluorescent wheel 1, the fluorescent wheel 1 is excited to generate diverging light, the diverging light is received through the fluorescent transmission device and straightened, and then is shaped through the light beam shaping device. Set up like this, make the utility model discloses a lighting effect is better, the irradiation distance is farther.
The laser converging lens group comprises a large-caliber laser converging lens 2 and a small-caliber laser converging lens 3, one side of the large-caliber laser converging lens and one side of the small-caliber laser converging lens are spherical surfaces 4, the other side of the large-caliber laser converging lens and the other side of the small-caliber laser converging lens are planes 5, the spherical surfaces 4 of the large-caliber laser converging lens and the small-caliber laser converging lens face the laser emitting device, the planes 5 of the large-caliber laser converging lens and the small-caliber laser converging lens face the fluorescent wheel 1, the large-caliber laser converging lens and the small-caliber laser converging lens are coaxially arranged, the large-caliber laser converging lens 2 is positioned close to the laser emitting device, the small-caliber laser converging lens 3 is positioned close to the fluorescent wheel 1, a driving structure for driving the fluorescent wheel 1 to rotate is connected onto the fluorescent wheel 1, the driving structure comprises a driving motor 6, and the fluorescent wheel 1 is fixedly sleeved on an output shaft of the driving motor 6.
The distance between the plane 5 on the large-caliber laser converging lens 2 and the plane 5 on the small-caliber laser converging lens 3 is 31.5-31.7 mm. Such a distance allows the laser light to better pass through the two laser converging lenses and be collected and focused on the fluorescent wheel 1, thereby effectively reducing the loss of the laser light.
The fluorescent wheel 1 is positioned at the focus of the small-caliber laser converging lens 3. Therefore, the laser can be converted into divergent light to the maximum extent, and the utilization rate of the laser is improved.
The fluorescence transmission device comprises a small-caliber fluorescence convergent lens A7, a large-caliber fluorescence collimating lens 8, a large-caliber fluorescence convergent lens A9, a large-caliber fluorescence convergent lens B10 and a small-caliber fluorescence convergent lens B11, wherein the small-caliber fluorescence convergent lens A7, the large-caliber fluorescence collimating lens 8, the large-caliber fluorescence convergent lens A9, the large-caliber fluorescence convergent lens B10 and the small-caliber fluorescence convergent lens B11 are sequentially coaxially arranged between the fluorescent wheel 1 and the light beam shaping device, and the distance between the large-caliber fluorescence convergent lens A9 and the large-caliber fluorescence convergent lens B10 is 2.9-3.1 mm. By the arrangement, the beam of the divergent light can be better shaped.
A diaphragm 12 is arranged between the large-caliber fluorescent converging lens B10 and the small-caliber fluorescent converging lens B11. The arrangement of the diaphragm 12 can better shape and converge the divergent light, so that light spots meeting the requirement of illumination color temperature can be obtained.
The beam shaping device comprises an achromatic lens group and a large-caliber collimating lens 13, and the achromatic lens group is coaxially arranged between the fluorescence transmission device and the large-caliber collimating lens 13. By means of the arrangement, the light which is primarily shaped and collected can be further subjected to chromatic dispersion and collimation treatment. The achromatic lens group includes an achromatic lens a 14 and an achromatic lens B15 coaxially disposed.
The laser emitting device is a laser diode 16, and is preferably a blue laser diode. The blue laser irradiates the fluorescent wheel 1, and after yellow light is excited, the blue light is mixed with the blue light to output white light.
Claims (10)
1. The utility model provides a high-power laser light source module, includes laser emission device, its characterized in that: the laser converging lens group comprises a large-caliber laser converging lens and a small-caliber laser converging lens, one side of the large-caliber laser converging lens and one side of the small-caliber laser converging lens are spherical surfaces, the other side of the large-caliber laser converging lens and the other side of the small-caliber laser converging lens are planes, the spherical surfaces of the large-caliber laser converging lens and the small-caliber laser converging lens face the laser emitting device, the plane sides of the large-caliber laser converging lens and the small-caliber laser converging lens face the fluorescent wheel, the large-caliber laser converging lens and the small-caliber laser converging lens are coaxially arranged, the large-caliber laser converging lens is positioned close to the laser emitting device, the small-caliber laser converging lens is positioned close to the fluorescent wheel, and the fluorescent wheel is connected with a driving structure for driving the small-caliber laser converging lens to rotate; laser emitted by the laser emitting device is collected and focused by the laser converging lens group and transmitted to the fluorescent wheel, the fluorescent wheel is excited to generate divergent light, the divergent light is converged and straightened by the fluorescent transmission device, and then is shaped by the light beam shaping device.
2. The high power laser light source module as claimed in claim 1, wherein: the fluorescence transmission device comprises a small-caliber fluorescence convergent lens A, a large-caliber fluorescence collimating lens, a large-caliber fluorescence convergent lens A, a large-caliber fluorescence convergent lens B and a small-caliber fluorescence convergent lens B, wherein the small-caliber fluorescence convergent lens A, the large-caliber fluorescence collimating lens, the large-caliber fluorescence convergent lens A, the large-caliber fluorescence convergent lens B and the small-caliber fluorescence convergent lens B are sequentially arranged between the fluorescence wheel and the light beam shaping device with the same axis, and the distance between the large-caliber fluorescence convergent lens A and the large-caliber fluorescence convergent lens B is 2.9-3.1 mm.
3. The high power laser light source module as claimed in claim 2, wherein: a diaphragm is arranged between the large-caliber fluorescent convergent lens B and the small-caliber fluorescent convergent lens B.
4. A high power laser source module according to claim 1, 2 or 3, wherein: the light beam shaping device comprises an achromatic lens group and a large-caliber collimating lens, and the achromatic lens group is coaxially arranged between the fluorescence transmission device and the large-caliber collimating lens.
5. The high power laser light source module as claimed in claim 4, wherein: the achromatic lens group includes an achromatic lens A and an achromatic lens B coaxially disposed.
6. A high power laser source module according to claim 1, 2 or 3, wherein: the laser emitting device is a laser diode.
7. The high power laser light source module as claimed in claim 6, wherein: the laser diode is a blue laser diode.
8. A high power laser source module according to claim 1, 2 or 3, wherein: the distance between the plane on the large-caliber laser converging lens and the plane on the small-caliber laser converging lens is 31.5-31.7 mm.
9. A high power laser source module according to claim 1, 2 or 3, wherein: the fluorescent wheel is positioned at the focus of the small-caliber laser converging lens.
10. A high power laser source module according to claim 1, 2 or 3, wherein: the driving structure comprises a driving motor, and the fluorescent wheel is fixedly sleeved on an output shaft of the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120083969.5U CN213840549U (en) | 2021-01-13 | 2021-01-13 | High-power laser light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120083969.5U CN213840549U (en) | 2021-01-13 | 2021-01-13 | High-power laser light source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213840549U true CN213840549U (en) | 2021-07-30 |
Family
ID=77002054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120083969.5U Active CN213840549U (en) | 2021-01-13 | 2021-01-13 | High-power laser light source module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213840549U (en) |
-
2021
- 2021-01-13 CN CN202120083969.5U patent/CN213840549U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204740418U (en) | Blue light fluorescence excitation powder formula laser car light based on DMD | |
| CN202720390U (en) | Beam shaping structure of array semiconductor laser | |
| CN103913937B (en) | Light-emitting device and relevant projecting system thereof | |
| CN102720954B (en) | Light emitting device and light emitting system | |
| CN106195802A (en) | A kind of search lighting device | |
| CN102563410A (en) | Light emitting device, projection device and lighting device | |
| CN107272186B (en) | Fixed fluorescent powder wheel system for projector | |
| CN102662301A (en) | Light source system and related projection system | |
| CN1257626C (en) | Beam combiner | |
| CN213840549U (en) | High-power laser light source module | |
| CN213840548U (en) | Double-laser light source module | |
| CN203787764U (en) | Novel blue-violet laser light source | |
| CN109000201A (en) | A kind of laser headlight system and vehicle laser headlight | |
| CN206247090U (en) | Flashlight with new pattern laser light source | |
| CN205581505U (en) | Illuminator , lamps and lanterns and projection display equipment | |
| CN214332585U (en) | Light-emitting device for decorative lighting | |
| TW201623871A (en) | Optical module | |
| CN208255546U (en) | A kind of conjunction Shu Jiguang homogenization optical path | |
| CN103904558A (en) | Novel royal purple laser light source | |
| CN214840175U (en) | High-power white light laser module | |
| CN206282071U (en) | A kind of lambert's body light source of specular removal receives light light path system | |
| CN101989034A (en) | Surface array integral LED projector light source | |
| CN211698453U (en) | Laser lighting structure | |
| CN210165215U (en) | Laser illumination light source | |
| CN211403089U (en) | Laser light source module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230927 Address after: 266000 room 205, building 1, 61 Guangsheng Road, high tech Zone, Qingdao, Shandong Province Patentee after: Qingdao Zhongke Zhifu Photoelectric Technology Co.,Ltd. Address before: 313000 office 1206-11, floor 12, building 3, No. 1366, Hongfeng Road, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Patentee before: HUZHOU CAS PHOTOELECTRIC TECHNOLOGY CO.,LTD. |