CN105404087B - Fluorescence conversion system and projection light source - Google Patents
Fluorescence conversion system and projection light source Download PDFInfo
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- CN105404087B CN105404087B CN201511003035.1A CN201511003035A CN105404087B CN 105404087 B CN105404087 B CN 105404087B CN 201511003035 A CN201511003035 A CN 201511003035A CN 105404087 B CN105404087 B CN 105404087B
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- wavelength convert
- fluorescence
- convert part
- converting system
- fixed pedestal
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The invention discloses a fluorescence conversion system. The fluorescence conversion system receives the irradiation of a laser beam and comprises a wavelength conversion unit and a lens assembly; and the fluorescence conversion system further comprises a lens fixing base with an adjustable position along an axial lead direction of the wavelength conversion unit. In the fluorescence conversion system, when a relative position between the lens assembly and the wavelength conversion unit needs to be adjusted, the position of the lens fixing base relative to the wavelength conversion unit is directly adjusted without adjusting the wavelength conversion unit, so that the adjustment difficulty is reduced, the lenses use the same lens fixing base, therefore the precision of the relative positions of the lenses in the lens assembly can be guaranteed to conveniently adjust the relative position of the wavelength conversion unit and the lens assembly, and the adjustment efficiency of the fluorescence conversion system is improved.
Description
Technical field
The present invention relates to projection display technique field, the fluorescence converting system and projected light of more particularly to a kind of projection light source
Source.
Background technology
In projection display technique field, LASER Light Source as a kind of solid state light emitter, with highlighted, efficiently, the life-span often, colour gamut
Good, the series of advantages such as environmental protection becomes the selection of emerging projection light source.Meanwhile, with Projection Display product from meeting room gradually
Family is moved towards, laser projection class product also becomes a kind of new consumption electronic product by consumers welcomed.
In prior art, a kind of structure and light path principle of laser projection light source is as shown in figure 1, light source includes laser instrument
11st, Lens assembly 12 and wavelength convert part 13, including reflecting part and transmissive portions, wherein reflecting part is coated with fluorescent material, ripple
The front of long converting member 13 carries out reflection process；According to optical path requirements, wavelength convert part 13 is generally gone back above and/or below
Lens assembly to be arranged, for entering the optical processing such as line convergence collimation, wavelength to incident laser, and the laser and fluorescence of outgoing
Converting member and composition fluorescence converting system of the Lens assembly near which.In Fig. 1 examples, Lens assembly includes turning positioned at wavelength
The first lens set 121 for changing between part 13 and laser array 11, deviate from laser array 11 positioned at wavelength convert part 13
Second lens set 122 of side, wherein, above-mentioned first lens set 121 include two lens with focus on and collimate it is dual
Effect, when laser beam focusing can be made after first lens set of laser light 121 of the transmitting of laser array 11 into meeting fluorescence
The hot spot of powder excitation energy density requirements, when laser facula is radiated on the reflecting part of wavelength convert part 13, hot spot can
The fluorescent material coated on reflecting part is excited, and then inspires the fluorescence of respective color；And the wavelength-converted part of fluorescence being excited
Substrate surface reflect and through during the first lens set 121 after the first lens set 121 just carried out collimation be converted into it is parallel
Light beam project.And when laser facula is radiated at the transmissive portions position of wavelength convert part 13, it is allowed to hot spot is from wavelength convert
13 transmissive of part, and as light is along straightline propagation, the light of the transmitting of laser array 11 is focused on through the first lens set 121
Can also dissipate afterwards, but the light of diverging also needs to again pass by the second lens set when the back side of wavelength convert part 13 is reached
122 are collimated, finally with parallel beam propagation.
In actual applications, in order that fluorescence converting system reach most preferably enter light and light-out effect, need adjust wavelength
The front and back position of converting member achieving the goal, such as, it is ensured that wavelength convert part front receives laser as little as possible and enters
Hot spot is penetrated, or, the lens group at the wavelength convert part back side will avoid, near the focal plane of above lens group, reducing dust
Effect.In prior art, wavelength convert part is in course of adjustment and need to remain vertical state, it is impossible to which run-off the straight is no
Then it cannot be guaranteed that laser facula is uniformly incident on surface, and wavelength convert part volume is larger, needs reserved larger regulation
Space, and wavelength convert part peripheral parts are more, such as sensor, radiator, drive motor etc., the position of wavelength convert part
Put the change that movement may also bring along peripheral parts position, it is seen then that in prior art in fluorescence converting system light path adjustment
Mode is had high demands to operator, and regulated efficiency is low.
The content of the invention
The invention provides a kind of fluorescence converting system and projection light source, the fluorescence converting system can adjust wavelength convert
Lens assembly around part and substitute the position adjustment to Wavelength converter, and to Lens assembly to Lens assembly with
Ensure the precision to the relative position in Lens assembly between each eyeglass when being adjusted between wavelength convert part, reduce tune
Whole difficulty, facilitates implementation the regulation to the relative position between wavelength convert part and Lens assembly, improves fluorescence conversion system
The regulated efficiency of system.
To reach above-mentioned purpose, the present invention provides technical scheme below：
A kind of fluorescence converting system, receives the laser beam irradiation of at least one color, including wavelength convert part and position
In the optical glass component that wavelength convert part is forward and backward；Wavelength convert part includes fluorescence transition material, for be excited to send to
A kind of few fluorescence of color, optical glass component include multiple optical glasss；Characterized in that, also including along wavelength convert part
Direction of axis line, position adjustably eyeglass fixed pedestal, wherein, eyeglass fixed pedestal is provided with the axial line along wavelength convert part
Loophole of the bearing of trend through eyeglass fixed pedestal, each eyeglass in optical glass component is fixed in loophole, and eyeglass
Fixed pedestal is provided with socket, and a part for wavelength convert part stretches into eyeglass fixed pedestal by socket；
Preferably, eyeglass fixed pedestal is fixed on installing plate, wherein, eyeglass fixed pedestal is provided with multiple screwed holes, peace
Dress plate is provided with and the one-to-one long lumbar hole of screwed hole, and the axle of the length direction of each long lumbar hole and wavelength convert part
Heart line is parallel；A trip bolt is provided with mutual corresponding screwed hole and long lumbar hole per a pair, the screw rod of trip bolt runs through
Long lumbar hole and with screwed hole screw thread coordinate；
Preferably, the surface that eyeglass fixed pedestal is coordinated with installing plate is formed with least two locating dowels, sets on installing plate
Have and the one-to-one locating slot of locating dowel, the length direction of each locating slot and the axis parallel of wavelength convert part；
Per a pair in mutual corresponding locating dowel and locating slot, locating dowel adjustably stretches into locating slot along positioning groove length direction position
It is interior；
Preferably, long lumbar hole be two, and locating slot be two, the line between long lumbar hole and locating slot be in tetragon,
And the line direction long lumbar hole and locating slot along tetragon is alternately distributed；
Preferably, Lens assembly includes positioned at positive first lens set of wavelength convert part and is located at wavelength convert part
Second lens set at the back side；
Preferably, wavelength convert part is reflective fluorescent wheel, and the first lens set at least includes the first spherical lenss, and the
Two lens set include the second spherical lenss and the second non-spherical lens between the second spherical lenss and wavelength convert part；
Preferably, the first lens set also includes the first aspheric surface between the first spherical lenss and wavelength convert part
Lens；
Preferably, wavelength convert part be transmission-type fluorescent wheel, the first lens set include the first spherical lenss and first expand
Discrete piece, and the second lens set includes the second spherical lenss and between the second spherical lenss and wavelength convert part second non-
Spherical lenss；
Preferably, the first diffusion sheet is static or kinestate；
Preferably, also including regulation handle, installing plate is provided with the via passed through for regulation handle, and regulation handle passes through
Via along wavelength convert part axial line bearing of trend adjustably through the panel beating thickness of installing plate, and regulation handle stretches into peace
Eyeglass fixed pedestal is fixed in one end on the inside of dress plate, and the other end is located on the outside of installing plate；
Present invention also offers a kind of projection light source, including laser instrument, the laser beam of at least one color is sent, and
Any of the above-described fluorescence converting system, for receiving the laser beam of at least one color, is excited to send fluorescence.
Embodiment of the present invention technical scheme at least has the advantages that and advantage：
Fluorescence converting system provided in an embodiment of the present invention and projection light source, by along wavelength convert part direction of axis line
Position adjustably eyeglass fixed pedestal, when needing to adjust the relative position between Lens assembly and wavelength convert part, directly
Adjust position of the eyeglass fixed pedestal relative to wavelength convert part, it is not necessary to adjust wavelength convert part, reduce tune
Whole difficulty, and each eyeglass is same with an eyeglass fixed pedestal, when Lens assembly is adjusted, the relative position between each Lens assembly
Put and be not susceptible to change, and then ensure that the precision of relative position in Lens assembly between each eyeglass, facilitate implementation wavelength
The regulation of the relative position between converting member and Lens assembly, improves the regulated efficiency of fluorescence converting system.
Description of the drawings
Fig. 1 is a kind of structural representation of laser projection light source in prior art；
Fig. 2 is the fluorescence conversion system structure schematic diagram that the embodiment of the present invention one is provided；
Fig. 3 is secure fit structural scheme of mechanism in the fluorescence converting system that the embodiment of the present invention one is provided；
Fig. 4 A are eyeglass fixed pedestal and Lens assembly and wavelength in fluorescence converting system provided in an embodiment of the present invention
The sectional view of the fit structure between converting member；
Fig. 4 B be in another fluorescence converting system provided in an embodiment of the present invention eyeglass fixed pedestal and Lens assembly and
The sectional view of the fit structure between wavelength convert part；
Fig. 5 is a kind of structural representation of eyeglass fixed pedestal in fluorescence converting system provided in an embodiment of the present invention；
Fig. 6 is another kind of structural representation of eyeglass fixed pedestal in fluorescence converting system provided in an embodiment of the present invention；
Fig. 7 be inside the installing plate of fluorescence converting system provided in an embodiment of the present invention with eyeglass fixed pedestal matching part
Structural representation；
Fit structure schematic diagram in the fluorescence converting system that Fig. 8 is provided for the present invention between regulation handle and installing plate；
Fig. 9 is projection light source configuration diagram in inventive embodiments two.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
Fig. 2 and Fig. 4 A are refer to, the profile shown in Fig. 4 B, the fluorescence converting system 2 that the embodiment of the present invention one is provided connect
The irradiation of the laser beam of at least one color, including wavelength convert part 13 are received, including fluorescence transition material, being capable of Stimulated Light
Excite generation fluorescence, Lens assembly 12, Lens assembly 12 include multiple optical glasss, and, along 13 axle of wavelength convert part
Heart line direction, position adjustably eyeglass fixed pedestal 2.Wherein, eyeglass fixed pedestal 2 is provided with along the axle center of wavelength convert part 30
Line bearing of trend, through the loophole 22 of eyeglass fixed pedestal 2, each eyeglass in Lens assembly 12 is fixed in loophole 22,
And eyeglass fixed pedestal 2 is provided with socket 21, a part for wavelength convert part 13 stretches into eyeglass fixed pedestal 2 by socket 21
In loophole 22.Wherein, loophole 22 is multiple apertures through window composition, multiple to be respectively used to install multiple through window
Optical glass.
Specifically, in the fluorescence converting system of the embodiment of the present invention, eyeglass fixed pedestal 2 is fixed on an installing plate, should
Installing plate can be the fixed shell or gripper shoe of fluorescence converting system.
Referring to Fig. 3, fluorescence converting system provided in an embodiment of the present invention is fixed on installing plate 3, specifically, and eyeglass is fixed
The direction position that pedestal 2 can extend along 13 axial line of wavelength convert part is adjustably installed on the inner side of installing plate 3, also, edge
The direction that 13 axial line of wavelength convert part extends, laser beam are irradiated, and a part for wavelength convert part 13 passes through mirror
The socket 21 that piece fixed pedestal 2 is arranged is extend in loophole 22 and is coordinated with the eyeglass being fixed in loophole, so as to laser light
Beam can be irradiated in the loophole 22 of eyeglass fixed pedestal 2, and the portion of the wavelength convert part 13 in socket 21
Divide surface；When needing to adjust the relative position between Lens assembly 12 and wavelength convert part 13, directly adjust eyeglass and fix
Position of the pedestal 2 relative to wavelength convert part 13, it is not necessary to adjust wavelength convert part, it is not necessary to Lens assembly 12
In each eyeglass individually adjusted, reduce adjustment difficulty, and each eyeglass adjusted with an eyeglass fixed pedestal 2 is used
During Lens assembly, the relative position between each Lens assembly is not susceptible to change, and then ensure that each eyeglass in Lens assembly 2
Between relative position precision, facilitate implementation the regulation of the relative position between wavelength convert part 13 and Lens assembly 2, carry
The high regulated efficiency of fluorescence converting system.
In a kind of preferred implementation, can be connected by trip bolt between above-mentioned eyeglass fixed pedestal 2 and installing plate 3
Connect, wherein, in order that the direction that eyeglass fixed pedestal 2 can extend along 13 axial line of wavelength convert part relative to installing plate 3
Position adjustments are carried out, in above-mentioned fluorescence converting system：
As shown in Fig. 5, Fig. 6 and Fig. 8, eyeglass fixed pedestal 2 is provided with multiple screwed holes 23, and installing plate 3 is provided with and spiral shell
23 one-to-one long lumbar hole 32 of pit, and the length direction of each long lumbar hole 32 is flat with the axial line of wavelength convert part 13
OK；A trip bolt 321, the screw rod of trip bolt 321 are provided with mutual corresponding screwed hole 23 and long lumbar hole 32 per a pair
Coordinate through long lumbar hole 32 and with 23 screw thread of screwed hole.When needing to adjust the position of eyeglass fixed pedestal 2, unscrew each fastening spiral shell
321 are followed closely, then the direction of axis line along wavelength convert part 13 adjusts the position of eyeglass fixed pedestal 2, now, trip bolt
321 screw rod can be moved in the 32 interior length direction along long lumbar hole 32 of long lumbar hole, when eyeglass fixed pedestal 2 is moved into place,
Screw trip bolt 321.
Certainly, for the ease of eyeglass fixed pedestal 2 is installed on installing plate 3, and to improve eyeglass fixed pedestal 2 relative
Moving direction to eyeglass fixed pedestal 2 relative to installing plate 3 when installing plate 3 carries out position adjustments is defined, specifically,
As shown in Figure 5, Figure 7, the surface that eyeglass fixed pedestal 2 is coordinated with installing plate 3 is formed with least two locating dowels 24, installing plate 3
It is provided with and 24 one-to-one locating slot 31 of locating dowel, length direction and the wavelength convert part 13 of each locating slot 31
Axis parallel；Per a pair in mutual corresponding locating dowel 24 and locating slot 31, locating dowel 24 is along 31 length direction position of locating slot
Put.
More specifically, the long lumbar hole 32 arranged on installing plate 3 be two, and locating slot 31 is two, long lumbar hole 32 and fixed
Line between the groove 31 of position is in tetragon, and the line direction long lumbar hole 32 and locating slot 31 along tetragon is alternately distributed.
In above-mentioned fluorescence converting system, 13 particular type of wavelength convert part can have multiple choices, accordingly, lens set
In part 12, the set-up mode of eyeglass can also have different set-up modes according to the different type of wavelength convert part 13, such as：
Mode one, above-mentioned wavelength convert part 13 are reflective wavelength convert part, and wavelength convert part 13 includes fluorescence
Portion and transmissive portions, fluorescence portion include fluorescent material, send fluorescence for receiving laser irradiation, wherein, fluorescence can be wavelength-converted
The mirror-surface aluminum base board part reflection of part, so as to the front outgoing from wavelength convert part 13.Transmissive portions are used for transmission laser light
Beam, as shown in Fig. 4 profiles, Lens assembly 12 includes positioned at 12 positive first lens set of wavelength convert part and is located at wavelength
Second lens set at the converting member back side.First lens set can be to laser beam in the advance for being irradiated to wavelength convert part 13
Line convergence, forms the hot spot of less high-energy-density, and can excite generation to the fluorescent material on wavelength convert part 13
Fluorescence collimated, by lambert's body distribution fluorescent light beam become approximately parallel beam exit；Second lens set can
Laser beam through 13 transmissive portions of wavelength convert part is collimated.
On the basis of aforesaid way one, in Lens assembly 12, the first lens set can include the first spherical lenss and position
The first non-spherical lens between the first spherical lenss and wavelength convert part, and the second lens set includes the second spherical lenss
And the second non-spherical lens being located between the second spherical lenss and wavelength convert part.
Certainly, the first lens set can be only selecting a piece of non-spherical lens, also, according to the optical processing ability of eyeglass
Two lens set can also only select a piece of non-spherical lens according to the optical processing ability of eyeglass, repeat no more here.
Mode two, above-mentioned wavelength convert part 13 can also be transmission-type fluorescent wheel, and the first lens set includes a piece of sphere
Lens, for entering line convergence to the laser beam on 13 surface of incident wavelength converting member, to form less hot spot, the second eyeglass
Group includes the second spherical lenss and the second non-spherical lens between the second spherical lenss and wavelength convert part 13.
In the manner two, wavelength convert part 13 is equally including reflective glimmering in fluorescence portion and transmissive portions, with mode one
Unlike halo, fluorescence can be transmitted by the transparency carrier of wavelength convert part 13 such that it is able to transmitted through transmissive portions
Laser beam each along 13 back side outgoing of wavelength convert part, so as to be located at second lens set at 13 back side of wavelength convert part
Laser and fluorescence that can be simultaneously to transmiting be collimated.
Further, in order to improve the diffusion homogenization to incident laser beam, the first lens set can include the
One spherical lenss and the first diffusion sheet, wherein, the first diffusion sheet can be static setting, or kinestate, transport
Dynamic diffusion sheet can improve the dissipation speckle effect to laser beam while homogenizing to laser beam.As shown in Figure 4 B, mirror
A piece of convex lens sheet in piece component 12 is substituted by a piece of diffusion sheet.
Preferably, when the first Lens assembly includes the first spherical lenss and the first diffusion sheet, incident wavelength converting member
13 laser beam can be a kind of color, such as blue laser, or two kinds of colors, and such as blue laser and redness swash
Light.Blue laser wavelengths are shorter, and used as fluorescent excitation light source, red laser is transmitted by the transmissive portions of wavelength convert part 13
Go.Blue laser and red laser can pass sequentially through the first lens set incident by the laser component of the bright front end of sequential electricity
To the front of wavelength convert part 13.Due to human eye it is higher to the speckle sensitivity of red laser, therefore preferably first diffusion
Piece is the diffusion sheet of motion, can carry out dissipation speckle to red laser, and blue laser mentioned simultaneously homogenizes and dissipation speckle
Dual function.
On the basis of the respective embodiments described above, for the ease of realizing being adjusted the position of eyeglass fixed pedestal 2, such as
Shown in Fig. 6, Fig. 7 and Fig. 8, above-mentioned fluorescence converting system also includes regulation handle 25, and installing plate 3 is provided with for regulation handle 25
The via 33 for passing through, axial line bearing of trend of the regulation handle 25 by via 33 along wavelength convert part 13 adjustably run through peace
The panel beating thickness of dress plate 3, and eyeglass fixed pedestal 2, and the other end are fixed in one end that regulation handle 25 is stretched on the inside of installing plate 3
On the outside of installing plate 3, as shown in Figure 6 and Figure 8.
In the fluorescence converting system of said structure, operator can be by regulation handle 25 directly in the outside of installing plate 3
The position of eyeglass fixed pedestal 2 is adjusted, and then realizes the regulation to 12 position of Lens assembly, installing plate 3 need not be opened,
Easily facilitate the regulation realized to relative position between Lens assembly 12 and wavelength convert part 13.
Embodiment two
The embodiment of the present invention two provides a kind of projection light source, including laser instrument, for sending swashing at least one color
The fluorescence converting system of multiple embodiments in light, and above-described embodiment one.
Specifically, the external structure schematic diagram of a projection light source is illustrated in figure 9, projection light source includes laser instrument 41, glimmering
Light converting system 42.Wherein, laser instrument 41 and fluorescence converting system 42 are wrapped up by laser cover body 43.Such as institute in embodiment one
Show, laser instrument 41 can send a kind of color, or the laser of two kinds of colors, fluorescence converting system can include a kind of color
The fluorescent material of fluorescent material or two kinds of colors, sends the fluorescence of at least one color, to form three primary colours or four primary light.
In the embodiment of the present invention two, laser instrument and fluorescence converting system are respectively positioned in housing 43, and the housing is capsul
Body, the seal casinghousing for laser instrument, other eyeglasses in fluorescence converting system and light path carry out it is dust-proof, so as to mitigate light source
Light decay, improves the service life of projection light source.Specifically, the eyeglass fixed pedestal of fluorescence converting system 42 is fixed on housing 43
On, perforate on housing 43, and the regulation handle of eyeglass fixed pedestal is located at the outside of the tapping of housing 43, so as to not need
In the case of dismounting housing 3, eyeglass fixed pedestal can be adjusted, so as to adjust fluorescence converting system medium wavelength converter section
Relative position between part and Lens assembly.
The present invention implements two projection light sources for providing, and seals laser instrument and fluorescence converting system by seal casinghousing, close
On capsule body, perforate is for the regulation handle of eyeglass fixed pedestal in fluorescence converting system is exposed, when needing to adjust Lens assembly
During with relative position between wavelength convert part, directly eyeglass fixed pedestal is adjusted relative to wavelength conversion section from hull outside
The position of part, it is not necessary to adjust wavelength convert part, reduces adjustment difficulty, and each eyeglass is fixed with an eyeglass together
Pedestal, when Lens assembly is adjusted, the relative position between each Lens assembly is not susceptible to change, and then ensure that lens set
The precision of the relative position in part between each eyeglass, facilitates implementation relative position between wavelength convert part and Lens assembly
Adjust, improve the regulated efficiency of fluorescence converting system.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the embodiment of the present invention
Bright spirit and scope.So, if these modifications of the present invention and modification belong to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to comprising these changes and modification.
Claims (11)
1. a kind of fluorescence converting system, receives the laser beam irradiation of at least one color, including wavelength convert part and is located at
The forward and backward optical glass component of the wavelength convert part；The wavelength convert part includes fluorescence transition material, for being excited
Send the fluorescence of at least one color；The optical glass component includes multiple optical glasss；Characterized in that, also including along institute
Wavelength convert part direction of axis line, position adjustably eyeglass fixed pedestal is stated, wherein, the eyeglass fixed pedestal is provided with along institute
The loophole of the axial line bearing of trend through the eyeglass fixed pedestal of wavelength convert part is stated, in the optical glass component
Each described eyeglass be fixed in the loophole, and the eyeglass fixed pedestal is provided with socket, the wavelength convert part
A part is stretched in the loophole by the socket.
2. fluorescence converting system according to claim 1, it is characterised in that the eyeglass fixed pedestal is fixed on installing plate
On, wherein, the eyeglass fixed pedestal is provided with multiple screwed holes, and the installing plate is provided with one-to-one with the screwed hole
Long lumbar hole, and the axis parallel of the length direction of each long lumbar hole and the wavelength convert part；It is mutual per a pair
Be provided with a trip bolt at corresponding screwed hole and long lumbar hole, the screw rod of the trip bolt run through the long lumbar hole and with institute
State the cooperation of screwed hole screw thread.
3. fluorescence converting system according to claim 2, it is characterised in that the eyeglass fixed pedestal and the installing plate
The surface of cooperation is formed with least two locating dowels, and the installing plate is provided with and the one-to-one locating slot of the locating dowel,
The axis parallel of the length direction of each locating slot and the wavelength convert part；The mutual corresponding positioning per a pair
In post and locating slot, the locating dowel is adjustably stretched in the locating slot along positioning groove length direction position.
4. fluorescence converting system according to claim 3, it is characterised in that the long lumbar hole is two, and the positioning
Groove is two, and the line between the long lumbar hole and the locating slot is in tetragon, and along the line direction institute of the tetragon
State long lumbar hole and the locating slot is alternately distributed.
5. fluorescence converting system according to claim 1, it is characterised in that the Lens assembly is included positioned at the wavelength
Positive first lens set of converting member and the second lens set positioned at the wavelength convert part back side.
6. fluorescence converting system according to claim 5, it is characterised in that the wavelength convert part is reflective fluorescence
Wheel, first lens set at least include the first spherical lenss, and second lens set includes the second spherical lenss and is located at
The second non-spherical lens between second spherical lenss and the wavelength convert part.
7. fluorescence converting system according to claim 6, it is characterised in that first lens set is also included positioned at described
The first non-spherical lens between first spherical lenss and the wavelength convert part.
8. fluorescence converting system according to claim 5, it is characterised in that the wavelength convert part is transmission-type fluorescence
Wheel, first lens set includes the first spherical lenss and the first diffusion sheet, and second lens set includes that the second sphere is saturating
Mirror and the second non-spherical lens between second spherical lenss and the wavelength convert part.
9. fluorescence converting system according to claim 8, it is characterised in that first diffusion sheet is static or motion shape
State.
10. the fluorescence converting system according to any one of claim 2-4, it is characterised in that also including regulation handle, described
Installing plate is provided with the via passed through for the regulation handle, and the regulation handle is by the via along the wavelength convert
The axial line bearing of trend of part is adjustably through the panel beating thickness of the installing plate, and the regulation handle stretches into the installation
The eyeglass fixed pedestal is fixed in one end on the inside of plate, and the other end is located on the outside of the installing plate.
A kind of 11. projection light sources, including laser instrument, send the laser beam of at least one color, and fluorescence converting system, use
In the laser beam for receiving at least one color, fluorescence is sent, it is characterised in that include such as any one of claim 1-9
Described fluorescence converting system.
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| CN201511003035.1A CN105404087B (en) | 2015-12-29 | 2015-12-29 | Fluorescence conversion system and projection light source |
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| CN201511003035.1A CN105404087B (en) | 2015-12-29 | 2015-12-29 | Fluorescence conversion system and projection light source |
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| CN107688275B (en) * | 2016-08-06 | 2023-10-13 | 深圳光峰科技股份有限公司 | Lighting device and display system |
| CN106772880B (en) * | 2016-12-08 | 2019-06-28 | 海信集团有限公司 | Fluorescent powder wheel assembly, laser source system and debugging system |
| TWI767947B (en) * | 2017-10-17 | 2022-06-21 | 揚明光學股份有限公司 | Light path adjustment mechanism and fabrication method thereof |
| CN110568708B (en) * | 2019-09-11 | 2021-12-14 | 青岛海信激光显示股份有限公司 | Projection device and light source |
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| JP4733866B2 (en) * | 2001-07-06 | 2011-07-27 | 丸茂電機株式会社 | Projection lens device and spotlight equipped with the same |
| JP5134924B2 (en) * | 2007-11-29 | 2013-01-30 | 株式会社日立製作所 | Projection-type image display device |
| CN101806991B (en) * | 2009-02-13 | 2011-09-07 | 台达电子工业股份有限公司 | Two-dimensional adjusting structure and projection device comprising same |
| JP6236891B2 (en) * | 2013-06-07 | 2017-11-29 | ソニー株式会社 | Light source device and image display device |
| CN105467738B (en) * | 2015-12-29 | 2017-12-12 | 海信集团有限公司 | A kind of LASER Light Source and projection display equipment |
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| CN105404087A (en) | 2016-03-16 |
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Effective date of registration: 20200821 Address after: 266555 Qian WAN port road, Huangdao District, Qingdao, Shandong Province, No. 218 Patentee after: Qingdao Hisense Laser Display Co.,Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: HISENSE Co.,Ltd. |
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