CN207488692U - For the laser source system of DLP ray machines - Google Patents
For the laser source system of DLP ray machines Download PDFInfo
- Publication number
- CN207488692U CN207488692U CN201721377305.XU CN201721377305U CN207488692U CN 207488692 U CN207488692 U CN 207488692U CN 201721377305 U CN201721377305 U CN 201721377305U CN 207488692 U CN207488692 U CN 207488692U
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- Prior art keywords
- laser
- speculum
- convergent lens
- light
- source system
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- 230000003287 optical effect Effects 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 10
- 239000000843 powder Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of laser source system for DLP ray machines, including laser light source, collimation lens, the first speculum, the first convergent lens, Wavelength converter, the second speculum, the second convergent lens and light integrators；The divergencing laser light beam that collimation lens receives laser light source output makes it become parallel laser beam, parallel laser light beam enters Wavelength converter after the reflection of the first speculum and the first convergent lens group are assembled, laser beam is converted to visible light beam by Wavelength converter, and export the visible light beam, visible light beam enters light integrators after the reflection of the second speculum and the second convergent lens group are assembled, and is exported through light integrators.The utility model makes the distance between the first speculum and second speculum also be no longer influenced by the limitation of convergent lens and collimation lens, so that the volume of entire light-source system greatly reduces.
Description
Technical field
The utility model is related to laser light source fields, and in particular to a kind of laser source system for DLP ray machines.
Background technology
In the light-source system structure of existing LASER Excited Fluorescence powder technology there is it is apparent the defects of：Laser light source is sent out
Exciting light can be just incident on fluorescent powder after the optical elements such as collecting lens and collimation lens, cause excitation light source and
Light path between fluorescent powder is long, in addition the volume of light-dividing device so that whole system volume is excessive.Moreover, work as lasing fluorescence
When power is very big, it is also necessary to separately design the heat dissipation of excitation laser light source and fluorescent powder.Therefore, how to simplify LASER Excited Fluorescence
The structure of the light-source system of powder reduces the volume of light-source system, optimizes the heat dissipation design of excitation light source and phosphor powder layer, makes entire
Light-source system more compact structure is still technical problem to be solved.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of laser light source for DLP ray machines
System.
Technical solution is used by the utility model：
A kind of laser source system for DLP ray machines, including laser light source, collimation lens, the first speculum, the first meeting
Poly- lens, Wavelength converter, the second speculum, the second convergent lens and light integrators；Collimation lens is arranged on laser light source
Side, receive laser light source output divergencing laser light beam it is made to become parallel laser beam, Wavelength converter is located at
Between first reflective mirror and the second reflective mirror, parallel laser light beam is assembled by the reflection of the first speculum and the first convergent lens group
Enter Wavelength converter afterwards, laser beam is converted to visible light beam by Wavelength converter, and exports the visible light beam, can
See that light light beam enters light integrators after the reflection of the second speculum and the second convergent lens group are assembled, exported through light integrators.
Further, laser light source includes assembling heat sink, semiconductor refrigeration chip, radiator, multiple lasers and thermal insulation
Box, the assembling is heat sink, semiconductor refrigeration chip, radiator and multiple lasers are separately positioned in adiabatic box, the heat dissipation
The both sides of device are provided in assembling is heat sink, and the assembling is heat sink and open there are two through-hole, and it is heat sink that multiple lasers are respectively placed in assembling
Each through-hole in, the assembling heat sink is provided with semiconductor refrigeration chip between radiator；It is provided on the thermal insulation box
Heat-insulating cover is provided with and four corresponding light holes of laser on the heat-insulating cover.
Further, it is provided with filter plate on front side of the laser light source.
Further, first speculum includes first surface and second surface, the second surface and first surface
It is mutually parallel, the center of first speculum has a central shaft, and first speculum further includes central transparent area
And peripheral region, around central shaft arrangement, the peripheral region surround the central transparent area, anti-including periphery for the central transparent area
Penetrate area and periphery transparent area.
Further, the central transparent area is a hole, and the periphery transparent area is hollow, including multiple transparent areas
Block, the periphery echo area is located at the first surface, including multiple reflection blocks；Each light transmission block and each reflection block are surround
The central transparent area is alternately distributed.
Further, the Wavelength converter includes wheel-type ontology, wavelength conversion region and driving device, the wheel-type
Ontology includes a rotation axle portion, and the wavelength conversion region is around the rotation axle portion and includes a fluorescent paint；The driving dress
It puts to drive rotation axle portion rotation.
Further, second speculum includes an at least transparent area and an at least echo area, and the transparent area is anti-with this
Section is penetrated every being staggered, and the optical axis of each echo area and Wavelength converter is oppositely arranged.
Further, it is respectively arranged at left and right sides of first convergent lens and the second convergent lens and convergent lens
The optical filter and GRIN Lens being coaxially set, optical filter and GRIN Lens are set along the direction sequence far from convergent lens
It puts.
Further, the plane of first convergent lens and the second convergent lens be equipped with isolator core, described first
Magnet ring of the plane of convergent lens and the second convergent lens respectively with isolator core is fixedly connected.
Compared with prior art, the beneficial effects of the utility model are：
(1) the utility model plays the role of original light-dividing device using the first reflective mirror, but eliminates former light splitting
Volume shared by device, while excitation light source and phosphor powder layer are set to the homonymy of collimation lens, make the distance between they
Also the limitation of convergent lens and collimation lens is no longer influenced by, so that the volume of entire light-source system greatly reduces；
(2) the utility model utilizes laser light source, and filtered of the excitation beam that laser light source is sent out and collimation lens are accurate
After straight, after the reflection of the first speculum and the first convergent lens are assembled, into Wavelength converter, Wavelength converter receives
The excitation beam of mirror reflection is converted into visible light beam and exports, it is seen that light light beam is reflected through the second speculum and assembled thoroughly
Mirror enters after assembling in light integrators, is exported by light integrators, so as to substantially increase the efficiency of light energy utilization.
Description of the drawings
Fig. 1 is the disclosed laser source system structure diagram for being used for DLP ray machines of the utility model embodiment；
Wherein, 1, laser light source, 2, filter plate, 3, collimation lens, 4, laser beam, the 5, first speculum, the 6, first meeting
Poly- lens, 7, Wavelength converter, the 8, second speculum, the 9, second convergent lens, 10, visible light beam, 11, light integrators.
Specific embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings.
In a kind of typical embodiment of the application, as shown in Figure 1, providing a kind of laser light for DLP ray machines
Source system, the excitation light source system include laser light source 1, collimation lens 3, the first speculum 5, the first convergent lens 6, wavelength and turn
Changing device 7, the second speculum 8, the second convergent lens 9 and light integrators 11；Collimation lens 3 is arranged on the side of laser light source,
Receiving the divergencing laser light beam that laser light source 1 exports makes it become parallel laser beam 4, and Wavelength converter 7 is located at first
Between reflective mirror and the second reflective mirror, parallel laser light beam is assembled laggard by the reflection of the first speculum 5 and the first convergent lens 6
Enter Wavelength converter 7, laser beam is converted to visible light beam by Wavelength converter 7, and exports the visible light beam, can
See that light light beam 10 enters light integrators 11 after the reflection of the second speculum 8 and the second convergent lens 9 are assembled, through light integrators 11
Output.
Laser light source 1, for sending out laser beam；Laser light source 1 includes assembling heat sink, semiconductor refrigeration chip, heat dissipation
Device, 4 lasers and adiabatic box, assembling is heat sink, semiconductor refrigeration chip, radiator and multiple lasers are separately positioned on thermal insulation
In box, it is heat sink that the both sides of radiator are provided with assembling, assembles and is opened in heat sink there are two through-hole, 4 lasers are respectively placed in assembling
In heat sink each through-hole, assembling is heat sink to be provided with semiconductor refrigeration chip between radiator；Thermal insulation is provided on adiabatic box
It covers, is provided with and four corresponding light holes of laser on heat-insulating cover.
In the present embodiment, the front side of laser light source 1 is provided with filter plate 2.
In the present embodiment, first speculum 5 is arranged on the optical axis of laser light source, and the first speculum 5 includes the
One surface and second surface, the second surface are mutually parallel with first surface, and the center of first speculum has
One central shaft, first speculum further include central transparent area and peripheral region, and the central transparent area surround central shaft arrangement,
The peripheral region is around the central transparent area, including periphery echo area and periphery transparent area；The central transparent area is a hole
Hole, the periphery transparent area are hollow, and including multiple light transmission blocks, the periphery echo area is located at the first surface, including
Multiple reflection blocks；Each light transmission block and each reflection block are alternately distributed around the central transparent area.First speculum is length
It is rectangular or oval.
In the present embodiment, Wavelength converter 7 is between the first reflective mirror and the second reflective mirror, for by reflective mirror
The excitation beam of reflection is converted into visible light beam and exports；Wavelength converter include wheel-type ontology, wavelength conversion region and
Driving device, the wheel-type ontology include a rotation axle portion, which applies around the rotation axle portion and comprising a fluorescence
Material；The driving device rotates axle portion rotation for driving.
On the basis of above-described embodiment, laser source system described in one embodiment of the invention further includes control system
System, the control system are used to control driving device.
In the present embodiment, second speculum 8 is arranged on the output optical axis of Wavelength converter, the second speculum
With a reflecting surface, for the visible light beam of reflection wavelength conversion equipment output.Second speculum include an at least transparent area and
An at least echo area, the transparent area are arranged with echo area interleaved, and each echo area and Wavelength converter is defeated
Emergent shaft is oppositely arranged.
In the present embodiment, light integrators 11, for realizing even light using the multiple total reflection of light integrators inner surface.
On the basis of above-described embodiment, the left and right sides of first convergent lens and the second convergent lens is set respectively
There are the optical filter and GRIN Lens being coaxially set with convergent lens, optical filter and GRIN Lens along separate convergent lens
Direction sequence is set.The plane of first convergent lens and the second convergent lens is equipped with isolator core, and described first assembles
Magnet ring of the plane of lens and the second convergent lens respectively with isolator core is fixedly connected.
As shown in Figure 1, the utility model proposes the operation principle of the laser source system for DLP ray machines be：Laser
After filtered of the excitation beam that light source is sent out and collimation lens collimation, by the reflection of the first speculum and the first convergent lens meeting
After poly-, into Wavelength converter, the excitation beam that Wavelength converter receives mirror reflection is converted into visible light beam simultaneously
Output, it is seen that light light beam enters after the reflection of the second speculum and convergent lens are assembled in light integrators, defeated by light integrators
Go out, so as to substantially increase the efficiency of light energy utilization.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to this practicality newly
The limitation of type protection domain, those skilled in the art should understand that, on the basis of the technical solution of the utility model, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (9)
1. a kind of laser source system for DLP ray machines, it is characterized in that, including laser light source, collimation lens, the first reflection
Mirror, the first convergent lens, Wavelength converter, the second speculum, the second convergent lens and light integrators；Collimation lens is arranged on
The side of laser light source, receiving the divergencing laser light beam of laser light source output makes it become parallel laser beam, wavelength convert
Device between the first reflective mirror and the second reflective mirror, by the reflection of the first speculum and first assemble saturating by parallel laser light beam
Microscope group enters Wavelength converter after assembling, and laser beam is converted to visible light beam by Wavelength converter, and export this can
See light beam, it is seen that light light beam enters light integrators after the reflection of the second speculum and the second convergent lens group are assembled, and is accumulated through light
Divide device output.
2. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, the laser light source includes
Assemble heat sink, semiconductor refrigeration chip, radiator, multiple lasers and adiabatic box, heat sink, the semiconductor refrigerating core of the assembling
Piece, radiator and multiple lasers are separately positioned in adiabatic box, and it is heat sink that the both sides of the radiator are provided with assembling, described group
It fills and is opened in heat sink there are two through-hole, multiple lasers, which are respectively placed in, to be assembled in heat sink each through-hole, and the assembling is heat sink and scattered
Semiconductor refrigeration chip is provided between hot device；Heat-insulating cover is provided on the thermal insulation box, is provided on the heat-insulating cover and four
A corresponding light hole of laser.
3. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, before the laser light source
Side is provided with filter plate.
4. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, the first speculum packet
First surface and second surface are included, the second surface is mutually parallel with first surface, the center of first speculum
With a central shaft, first speculum further includes central transparent area and peripheral region, and the central transparent area is around central shaft
Configuration, the peripheral region is around the central transparent area, including periphery echo area and periphery transparent area.
5. the laser source system according to claim 4 for DLP ray machines, it is characterized in that, the central transparent area is
One hole, the periphery transparent area are hollow, and including multiple light transmission blocks, the periphery echo area is located at the first surface,
Including multiple reflection blocks；Each light transmission block and each reflection block are alternately distributed around the central transparent area.
6. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, the Wavelength converter
Including wheel-type ontology, wavelength conversion region and driving device, the wheel-type ontology includes a rotation axle portion, the wavelength-converting region
Domain is around the rotation axle portion and includes a fluorescent paint；The driving device rotates axle portion rotation for driving.
7. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, the second speculum packet
An at least transparent area and an at least echo area are included, each transparent area is arranged with each echo area interleaved.
8. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, first convergent lens
With the optical filter and GRIN Lens that are coaxially set with convergent lens is respectively arranged at left and right sides of the second convergent lens, filter
Mating plate and GRIN Lens are set along the direction sequence far from convergent lens.
9. the laser source system according to claim 1 for DLP ray machines, it is characterized in that, first convergent lens
Be equipped with isolator core with the plane of the second convergent lens, the plane of first convergent lens and the second convergent lens respectively with
The magnet ring of isolator core is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721377305.XU CN207488692U (en) | 2017-10-24 | 2017-10-24 | For the laser source system of DLP ray machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721377305.XU CN207488692U (en) | 2017-10-24 | 2017-10-24 | For the laser source system of DLP ray machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488692U true CN207488692U (en) | 2018-06-12 |
Family
ID=62481207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721377305.XU Expired - Fee Related CN207488692U (en) | 2017-10-24 | 2017-10-24 | For the laser source system of DLP ray machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207488692U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810148A (en) * | 2019-11-18 | 2021-05-18 | 深圳市绎立锐光科技开发有限公司 | 3D printing system |
| CN112810149A (en) * | 2019-11-18 | 2021-05-18 | 深圳市绎立锐光科技开发有限公司 | 3D printing system |
-
2017
- 2017-10-24 CN CN201721377305.XU patent/CN207488692U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810148A (en) * | 2019-11-18 | 2021-05-18 | 深圳市绎立锐光科技开发有限公司 | 3D printing system |
| CN112810149A (en) * | 2019-11-18 | 2021-05-18 | 深圳市绎立锐光科技开发有限公司 | 3D printing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 |