CN108957733A - Fluorescence colour wheel and projector with reflecting element - Google Patents

Fluorescence colour wheel and projector with reflecting element Download PDF

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Publication number
CN108957733A
CN108957733A CN201810819714.3A CN201810819714A CN108957733A CN 108957733 A CN108957733 A CN 108957733A CN 201810819714 A CN201810819714 A CN 201810819714A CN 108957733 A CN108957733 A CN 108957733A
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CN
China
Prior art keywords
reflecting
colour wheel
light
actuator
state
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CN201810819714.3A
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Chinese (zh)
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CN108957733B (en
Inventor
黄丽蓉
陈文章
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苏州佳世达电通有限公司
佳世达科技股份有限公司
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Priority to CN201810819714.3A priority Critical patent/CN108957733B/en
Publication of CN108957733A publication Critical patent/CN108957733A/en
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Publication of CN108957733B publication Critical patent/CN108957733B/en

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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B26/00Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating
    • G02B26/007Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
    • G02B26/008Optical devices or arrangements using movable or deformable optical elements for controlling the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/2006Lamp housings characterised by the light source
    • G03B21/2033LED or laser light sources
    • G03B21/204LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/2066Reflectors in illumination beam

Abstract

It includes: colour wheel ontology that the present invention, which provides a kind of fluorescence colour wheel with reflecting element and projector, fluorescence colour wheel, has the first face wall and the first reverse side wall, has phosphor region in the first face wall;First reflecting element, can be articulated in the edge of the first face wall with stirring, and the first reflecting element has open configuration and closed state;Actuator is set on the first reverse side wall, and actuator has first state and the second state;And linked component, connect actuator and the first reflecting element;When the first light beam is irradiated along the first optical path towards the first face wall, if actuator is in first state, the first reflecting element is in open configuration, the first light beam direct irradiation phosphor region;If actuator is in the second state, the first reflecting element is in closed state, and the first light beam is after the surface of the first reflecting element is reflected along the second paths.Fluorescence colour wheel with reflecting element of the invention and projector can shorten optical circuit path and fluorescence colour wheel can be made to radiate in time.

Description

Fluorescence colour wheel and projector with reflecting element

Technical field

The present invention relates to field of projector, more particularly, to a kind of fluorescence colour wheel with reflecting element and projector.

Background technique

Current laser projection is generally provided with fluorescence colour wheel, and as shown in FIG. 1, FIG. 1 is existing laser projections 100 Partial structure diagram, blue laser a1 by lens 10 converge after exposes to fluorescence colour wheel 20, blue laser a1 is in a certain Period vertically penetrates fluorescence colour wheel 20 and successively reaches lens 30, reflecting mirror 40, reflecting mirror 50, lens 60, reflecting mirror 70, lens 80 With spectroscope 90, blue laser a1 is incident to the fluorescent powder of the phosphor region of fluorescence colour wheel 20 in another period, and fluorescent powder is by blue The excitation of laser a1 generates yellow light a2, and yellow light a2 successively penetrates lens 10 and spectroscope after phosphor region is reflected 90.However, because the optical circuit path in the laser projection 100 of this structure is too long, cause the volume of laser projection 100 compared with Greatly.

Complete plane can not be formed when in addition, the phosphor region of existing fluorescence colour wheel 20 is because of fluorescent powder coating, leads to Huang Coloured light line a2 when phosphor region is reflected, will not all the surface of vertical fluorescence colour wheel 20 namely the direction of yellow light a2 with There is angle, referred to as angle of flare, the angle of flare is less than or equal to 75 ° under normal conditions, works as lens between the axial direction of fluorescence colour wheel 20 10 at a distance from fluorescence colour wheel 20 farther out when, as shown in Fig. 2, lens 10 can not collect all yellow light a2, cause to receive light Efficiency is lower, so that phenomena such as projector's color is partially dark or even brightness is inadequate.In order to solve this problem, as shown in figure 3, being industry The lens 10 of laser projection 100 are arranged close to fluorescence colour wheel 20, lens 10 are enable to collect by one of the solution on boundary All yellow light a2, however this short distance setting mode be easy to cause fluorescent powder by blue laser excite when generation Heat can not be taken away in time by cross-ventilation and cause accumulation of heat, accumulation of heat will lead to fluorescence colour wheel to a certain extent 20 bulk temperatures increase, and fluorescent powder substantially reduces the blue laser a1 efficiency for being transformed into yellow light a2.

It goes to overcome the above problem therefore, it is necessary to design the new fluorescence colour wheel of one kind.

Summary of the invention

In view of the problems of the prior art, the purpose of the present invention is to provide a kind of the fluorescence colour wheel with reflecting element and projection Machine can shorten optical circuit path and fluorescence colour wheel can be made to radiate in time.

In order to achieve the above object, the present invention proposes that a kind of fluorescence colour wheel with reflecting element, the fluorescence colour wheel include:

Colour wheel ontology has the first face wall and the first reverse side wall, has phosphor region, the phosphor region in first face wall It irradiates for the first light beam to generate stimulated light;

First reflecting element can be articulated in the edge of first face wall with stirring, and first reflecting element is relative to the colour wheel Ontology has open configuration and closed state, allows first light beam to expose to this when first reflecting element is in open configuration Phosphor region can block first light beam to expose to the phosphor region and reflect first light when first reflecting element is in closed state Beam;

Actuator is set on the first reverse side wall, which has first state and the relative to the colour wheel ontology Two-state;And

Linked component connects the actuator and first reflecting element, which drives first reflection when switching Part is overturn so that first reflecting element switches between the open configuration and the closed state;

Wherein, when the actuator is in the first state, then first reflecting element is in the open configuration, if at this time should First light beam is irradiated along the first optical path towards first face wall, the first light beam direct irradiation to the phosphor region;When the drive When moving part is in second state, then first reflecting element is in the closed state, if first light beam is along the first light at this time Road is irradiated towards first face wall, which blocks first light beam to expose to the phosphor region, and first light beam Along the second paths after the surface of first reflecting element is reflected, second optical path and first optical path are not parallel.

Alternatively, which also has the second reflecting element, which is set to the colour wheel sheet In first face wall of body, the phosphor region is set between second reflecting element and first reflecting element;When first light beam shines When being incident upon the phosphor region, which absorbs first light beam and emits the second light for being different from the wavelength of first light beam, The second light of part exposes to first reflecting element and second reflecting element, and first reflecting element and second reflecting element reflection should The second light of part.

Alternatively, which is solenoid valve, and being in after actuator movement when the solenoid valves should Second state;The first state is in after actuator movement when solenoid valve power-off.

Alternatively, which includes interlocking disk, at least one first strut and at least one first company Moving part, the gearing disk are arranged in parallel with the colour wheel ontology, and the gearing disk is connect with the actuator, which has first Support end and the second support end, first support end are fixed on the edge of the gearing disk, which has the first connection End and second connection end, first connecting pin and second support end are pivotally connected, and the second connection end and first reflecting element are pivotally connected;

Wherein, when the actuator switches to the second state from first state, direction should along a first direction for the gearing disk Colour wheel ontology is mobile, which moves with gearing disk, which pushes this with the movement of the first strut First reflecting element makes first reflecting element overturning be transformed into closed state from open configuration;

When the actuator switches to first state from the second state, the gearing disk along a first direction reverse away from should Colour wheel ontology is mobile, which moves with gearing disk, which pulls this with the movement of the first strut First reflecting element makes first reflecting element overturning be transformed into open configuration from closed state.

Alternatively, which also has lateral wall, the lateral wall be located at first face wall and this Between one reverse side wall, the card slot extended along a first direction on the lateral wall at least one, first moving part this One connecting pin can be slided with respect to the card slot along a first direction.

Alternatively, which has the first mounting hole, which has the second mounting hole, The linked component also has the first axle body, which has a first end and a second end, and the first end of the first axle body is successively First connecting pin and second support end are connect with first mounting hole across second mounting hole, the of the first axle body Two ends are stretched in the card slot so that first connecting pin can be slided with respect to the card slot.

Alternatively, which also has at least one first fixing piece, which is set to The edge of first face wall;First reflecting element has at least one sub- reflecting element, which has the second reverse side wall, Second reverse side wall can reflect the stimulated light, which has second solid towards the colour wheel ontology, on the second reverse side wall Determine part, second fixing piece is corresponding with the first fixing piece position, and second fixing piece and first fixing piece are pivotally connected so that should Sub- reflecting element can be overturn with respect to the colour wheel ontology.

Alternatively, there is third mounting hole on first fixing piece, there is the 4th peace on second fixing piece Hole is filled, which also has the second axle body, which passes through the third mounting hole with the 4th mounting hole to be pivotally connected First fixing piece and second fixing piece.

Alternatively, on the sub- reflecting element also have notch and the 5th mounting hole, the 5th mounting hole close to this Notch setting, the second connection end of first moving part is set to the notch, and the second connection end of first moving part has the Six mounting holes, the fluorescence colour wheel also have third axis body, the third axis body pass through the 5th mounting hole and the 6th mounting hole with It is pivotally connected the sub- reflecting element and first moving part.

Alternatively, which has third connecting pin and the 4th connecting pin, the third connecting pin and the color The first reverse side wall of wheel ontology is fixedly connected, and the 4th connecting pin also has the first card and the second card being parallel to each other, The sandwiched gearing disk is between first card and second card to connect the actuator and the gearing disk.

The present invention also provides a kind of projectors, and including the fluorescence colour wheel and light source, which issues first light Beam.

Compared with prior art, the first reflecting element of the fluorescence colour wheel and projector of the invention with reflecting element changeable the The optical path of one light beam, so as to shorten optical circuit path;The distance between lens and colour wheel ontology relatively far away from, can make colour wheel ontology Stimulated light can be reflexed to lens by heat dissipation, the first reflecting element in time;First reflecting element and the second reflecting element are with the use of common Stimulated light is reflected, to enable the lens to collect all stimulated lights.

Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.

Detailed description of the invention

Fig. 1 is the partial structure diagram of existing laser projection;

Fig. 2 is the lens of the laser projection of Fig. 1 and the position view of fluorescence colour wheel;

Fig. 3 is the lens of another existing laser projection and the position view of fluorescence colour wheel;

Fig. 4 is the structural schematic diagram of fluorescence colour wheel in the first reflecting element in closed state of the invention with reflecting element;

Fig. 5 is structural schematic diagram of the fluorescence colour wheel under other direction with reflecting element of Fig. 4;

Fig. 6 is the structural schematic diagram of fluorescence colour wheel in the first reflecting element under open configuration of the invention with reflecting element;

Fig. 7 is the perspective view of the explosion of part-structure in Fig. 6;

Fig. 8 is the structural schematic diagram of the actuator of the fluorescence colour wheel of the invention with reflecting element;

Fig. 9 is the actuator of the fluorescence colour wheel of the invention with reflecting element and the combining structure schematic diagram for interlocking disk;

Figure 10 is the structural schematic diagram of the sub- reflecting element of the first reflecting element of the fluorescence colour wheel of the invention with reflecting element;

Figure 11 is the colour wheel ontology of the fluorescence colour wheel of the invention with reflecting element and the position view of lens;

Figure 12 is the colour wheel ontology of the fluorescence colour wheel of the invention with reflecting element and the position view of reflecting element and lens;

Figure 13 is sub- reflecting element, the first moving part and the card slot of the fluorescence colour wheel of the invention with reflecting element in two kinds of differences Contrast schematic diagram under state;

Figure 14 is the letter of the colour wheel ontology of the fluorescence colour wheel of the invention with reflecting element and the Application Example of sub- reflecting element Change schematic diagram.

Specific embodiment

To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby cooperate embodiment specifically It is bright as follows.

As shown in Fig. 4, Fig. 5 and Fig. 6, Fig. 4, Fig. 5 and Fig. 6 are the knot of the fluorescence colour wheel 101 of the invention with reflecting element Structure schematic diagram.Fluorescence colour wheel 101 of the invention includes colour wheel ontology 1, actuator 2, the first reflecting element 3, the second reflecting element 4 and connects Dynamic component 5.Wherein actuator 2 is connect with colour wheel ontology 1, and linked component 5 connects actuator 2 and the first reflecting element 3, the first reflection Part 3 can be set on colour wheel ontology 1 with stirring, and the second reflecting element 4 is fixedly installed on colour wheel ontology 1, the first reflecting element 3 and Two reflecting elements 4 are set to the ipsilateral of colour wheel ontology 1, the first reflecting element 3 and actuator 2 two sides that be located at colour wheel ontology 1 different.The One reflecting element 3 has open configuration and closed state relative to colour wheel ontology 1, and actuator 2 has first relative to colour wheel ontology 1 State and the second state.The first reflecting element 3 in Fig. 4 and Fig. 5 is closed state and actuator 2 is in the second state, and Fig. 4 Different from the visual angle of Fig. 5, the first reflecting element 3 in Fig. 6 is open configuration and actuator 2 is in first state.

Colour wheel ontology 1 have the first face wall 110, the first reverse side wall (not shown), lateral wall 120 and at least one first Fixing piece 130.The first reflecting element 3 is arranged in the edge of first face wall 110, also sets up the second reflecting element in the first face wall 110 4, there is in the first face wall 110 phosphor region 111, be coated with fluorescent powder in phosphor region 111, phosphor region 111 is for the first light beam a3 To generate the second light, the second light is stimulated light for irradiation, phosphor region 111 be set to the first reflecting element 3 and the second reflecting element 4 it Between.The first light beam a3 is allowed to expose to phosphor region 111 when the first reflecting element 3 is in open configuration, when the first reflecting element 3 is in Closed state can block the first light beam a3 to expose to phosphor region 111 and reflect the first light beam a3.

Lateral wall 120 is circular cylinder, and lateral wall 120 is between the first face wall 110 and the first reverse side wall, lateral wall There is at least one card slot 140 that L2 extends along a first direction, the top 141 of card slot 140 is close to the first face wall on 120 110, the bottom end 142 of card slot 140 is close to the first reverse side wall.First fixing piece 130 is set to the edge of the first face wall 110, the There is third mounting hole (not shown) on one fixing piece 130.

As shown in figure 8, the structural schematic diagram of the actuator 2 for the fluorescence colour wheel 101 of the invention with reflecting element.Actuator 2 have third connecting pin 210 and the 4th connecting pin 220, the fixed company of the first reverse side wall of third connecting pin 210 and colour wheel ontology 1 It connects, the 4th connecting pin 220 is connect with linked component 5, and the 4th connecting pin 220 also has the first card 221 for being parallel to each other and the Two cards 222.In the present invention, actuator 2 uses solenoid valve, and when the solenoid valve is energized, the 4th connecting pin 220 is towards colour wheel ontology 1 is mobile so that solenoid valve is in above-mentioned second state;When solenoid valve power-off, the 4th connecting pin 220 is mobile away from colour wheel ontology 1 So that solenoid valve is in above-mentioned first state.

As shown in Fig. 6, Fig. 7 and Fig. 9, Fig. 6 is that the fluorescence colour wheel 101 of the invention with reflecting element exists in the first reflecting element 3 Structural schematic diagram under open configuration, Fig. 7 are the perspective view of the explosion of part-structure in Fig. 6, and Fig. 9 is of the invention with reflecting element The actuator 2 of fluorescence colour wheel 101 and the combining structure schematic diagram for interlocking disk 510, linked component 5 include interlocking disk 510, at least one A first strut 520, at least one first moving part 530 and at least one the first axle body 540 (see Fig. 7) interlock disk 510 and color Wheel ontology 1 is arranged in parallel, and interlocks disk 510 and be located between the first card 221 of actuator 2 and the second card 222 (see figure 9) thickness for, interlocking disk 510 is equal to the distance between the first card 221 and the second card 222 so as to interlock disk 510 and the first card Piece 221 and the second card 222 are relatively fixed motionless.

First strut 520 has the first support end 521 and the second support end 522, and the first support end 521 is fixed on gearing disk 510 edge, the second support end 522 have the first mounting hole 522a (see Fig. 7).First moving part 530 has the first connecting pin 531 and second connection end 532, the first connecting pin 531 has the second mounting hole 531a, and second connection end 532 has the 6th installation Hole 532a.

The first axle body 540 has a first end and a second end, and the first end of the first axle body 540 sequentially passes through the second mounting hole To be pivotally connected the first connecting pin 531 and the second support end 522, the second end of the first axle body 540 is stretched by 531a and the first mounting hole 522a It can slide in card slot 140 and along card slot 140.Using this structure design, the first axle body 540 second end along card Slot 140 slide when, can limit the first connecting pin 531 along a first direction L2 with respect to card slot 140 sliding when, the first moving part 530 It can also be that rotary shaft is rotated relative to the first strut 520 with the first axle body 540.

As shown in Figure 10 and Fig. 6, Figure 10 is the son of the first reflecting element 3 of the fluorescence colour wheel 101 of the invention with reflecting element The structural schematic diagram of reflecting element 310, the first reflecting element 3 have at least one sub- reflecting element 310, and sub- reflecting element 310 can stir ground It is set to the edge of the first face wall 110.Sub- reflecting element 310 has the second face wall 311 and the second reverse side wall 312, and second just 311 are faced the wall and meditated away from colour wheel ontology 1, the second reverse side wall 312 has the second fixing piece on second reverse side wall 312 towards colour wheel ontology 1 313, the second fixing piece 313 is corresponding with 130 position of the first fixing piece, has the 4th mounting hole 313a on the second fixing piece 313, glimmering Photochromic wheel 101 also has the second axle body 6, and it is solid to be pivotally connected first that the second axle body 6 passes through third mounting hole and the 4th mounting hole 313a Part 130 and the second fixing piece 313 are determined, to enable sub- reflecting element 310 with the second axle body 6 for the opposite colour wheel ontology 1 of torsion shaft Overturning.

Also there is notch 314 and the 5th mounting hole 315, the 5th mounting hole 315 is set close to notch 314 on sub- reflecting element 310 It sets, the second connection end 532 of the first moving part 530 is set at notch 314, fluorescence colour wheel 101 also has third axis body 7 (see figure 7), third axis body 7 passes through the 6th mounting hole 532a of the 5th mounting hole 315 and second connection end 532 to be pivotally connected sub- reflecting element 310 With second connection end 532, thus enable the first moving part 530 with third axis body 7 be rotary shaft it is 310 turns of reflecting element relatively sub- It is dynamic, that is, the first moving part 530 can either be that rotary shaft be rotated relative to the first strut 520 with the first axle body 540, and can be with the Three-axis body 7 is that rotary shaft is rotated relative to sub- reflecting element 310.

There are two when it is implemented, the 5th mounting hole 315 sets, the central axes of two the 5th mounting holes 315 are identical, and two 5th mounting hole 315 is located at the two sides of notch 314, and third axis body 7 sequentially passes through first the 5th mounting hole the 315, the 6th installation Hole 532a and second the 5th mounting hole 315 are to be pivotally connected sub- reflecting element 310 and second connection end 532.In addition, third axis body 7 is also It is arranged in parallel with the second axle body 6.The opposite the second axle body 6 of sub- reflecting element 310 can be made smoothly using the design of this structure Overturning.

In the present invention, the quantity of sub- reflecting element 310 can be arranged according to actual needs, can be in the first face wall 110 Sub- reflecting element 310 is arranged in a part of edge, and another part edge is not provided with sub- reflecting element 310, can also be in the first face wall 110 Sub- reflecting element 310 is arranged in whole edges.When sub- reflecting element 310 is arranged in 110 part edge of the first face wall, if the first light beam A3 exposes to colour wheel ontology 1, when colour wheel ontology 1 rotates, in the case where actuator 2 is in the second state, and the first light beam a3 of a part Phosphor region 111 is exposed to, the first light beam of another part a3 can be reflected onto other optical paths in the surface of the first reflecting element 3.When When sub- reflecting element 310 is arranged in whole edges of first face wall 110, if the first light beam a3 exposes to colour wheel ontology 1, when colour wheel sheet When body 1 rotates, in the case where actuator 2 is in the second state, the first all light beam a3 can be in the surface reflection of the first reflecting element 3 To other optical paths.Preferably, in this present embodiment, sub- reflecting element 310 is arranged in whole edges of the first face wall 110, and all The center of sub- reflecting element 310 is located on the circumference of the same circle, when fluorescence colour wheel 101 can be made to rotate using the design of this structure Stress equalization, to prolong the service life.

In addition, the quantity of the first strut 520, the first moving part 530 and card slot 140 is equal with sub- reflecting element 310, one First moving part 530 is separately connected 520, card slots 140 of first strut and a sub- reflecting element 310.First strut 520, the position of the first moving part 530 and card slot 140 is also arranged according to the position of sub- reflecting element 310.

Referring to FIG. 6, actuator 2 is in first state under original state, at this time colour wheel ontology 1 and interlock disk 510 it Between distance it is farthest, the first connecting pin 531 of the first moving part 530 is located at the bottom end 142 of card slot 140, at this time sub- reflecting element 310 Angle between the first face wall 110 of colour wheel ontology 1 is maximum, and the first reflecting element 3 is in open configuration.As the first light beam a3 When being irradiated along the first optical path L1 towards the first face wall 110, then the first light beam a3 direct irradiation to phosphor region 111, phosphor region 111 fluorescent powder forms the second light after being excited, due to fluorescent powder coating out-of-flatness, the second light can opposite first front Wall 110 is spread, as is illustrated by figs. 11 and 12, by region S1, S2 and S3 after the diffusion of the second light, wherein by the of region S1 Two light are propagated directly to lens 200, are incident to the surface of the second reflecting element 4 by the second light of region S2 and are reflected onto Lens 200 are incident to the surface of the first reflecting element 3 by the second light of region S3 and are reflected onto lens 200.Using this Lens 200 and the distance between colour wheel ontology 1 of structure design are than the lens 10 and the distance between fluorescence colour wheel 20 in Fig. 1 Greatly, so that the heat for enabling fluorescent powder to generate when being excited by the first light beam a3 is taken away by cross-ventilation in time, color is improved Take turns the radiating efficiency of ontology 1.

In this present embodiment, as shown in Figures 5 and 6, the second reflecting element 4 is truncated cone-shaped, the cross-sectional area of the second reflecting element 4 It is gradually increased along the direction of the first optical path L1, the radial section of the second reflecting element 4 is strip (see Figure 12).In specific implementation When, the second reflecting element 4 is also designed to cricoid arc surfaced, and the arbitrary cross section of the second reflecting element 4 is circle, and second is anti- The radial section for penetrating part 4 is arc line shaped.When practical application, the general principle of design of the second reflecting element 4 are as follows: by the light of region S2 Line can be reflected onto lens 200 in the surface of the second reflecting element 4.

When the first light beam a3 is irradiated along the first optical path L1 towards the first face wall 110, as shown in fig 6 and fig 13, figure 13 be sub- reflecting element 310, the first moving part 530 and the card slot 140 of the fluorescence colour wheel of the invention with reflecting element in two kinds of differences Comparison rough schematic view under state, each structure in Figure 13 simplify processing and are only used for illustrated position variation relation, Tu13Zhong Left figure in the first reflecting element 3 be in open configuration, the first reflecting element 3 in the right figure in Figure 13 is in closed state, left Scheme in right figure the second axle body 6 and the relative positional relationship of card slot 140 it is constant.Is switched to from first state in actuator 2 During two-state, the 4th connecting pin 220 driving of actuator 2 interlocks the L2 fortune (as shown in Figure 6) along a first direction of disk 510 It is dynamic, i.e., so that interlocking disk 510 towards the movement of colour wheel ontology 1.When interlocking the movement of disk 510, the first strut 520 is with gearing disk 510 along a first direction L2 move, the first moving part 530 pushes up mover reflecting element 310 as the first strut 520 moves, Make distortion of the sub- reflecting element 310 towards colour wheel ontology 1, the edge of all sub- reflecting elements 310, which is successively mutually linked, makes institute By sub- reflecting element 310 form a truncated cone-shaped, i.e. the first reflecting element 3 is transformed into closed state from open configuration, to make One light beam a3 prolonged exposure is on the first reflecting element 3, and the first light beam a3 is after the surface of the first reflecting element 3 is reflected along second Paths are to follow-up mechanism.During actuator 2 switches to first state from the second state, the 4th of actuator 2 connects It connects 220 driving of end and interlocks the inversely mobile away from colour wheel ontology 1 of the L2 along a first direction of disks 510, the first strut 520 is with gearing Disk 510 moves, and the first moving part 530 pulls the first reflecting element 3 with the movement of the first strut 520, turns over the first reflecting element 3 Turn to be transformed into open configuration from closed state.

In the specific implementation, as shown in figure 14, Figure 14 is the colour wheel ontology 101 of the fluorescence colour wheel of the invention with reflecting element With the rough schematic view of the Application Example of sub- reflecting element 310, the first light beam a3 directly can reflex to reflection from the first reflecting element 3 Mirror 300, then successively pass through reflecting mirror 400, lens 500 and spectroscope 600, unnecessary optical path is compared to Figure 1 eliminated, thus Shorten optical circuit path.In practical application, path of the first light beam a3 after the surface reflection of the first reflecting element 3 can also root According to the appropriate change of actual needs.

In the present embodiment, first direction L2 and the first optical path L1 is parallel to each other, first direction L2 and the first optical path L1's Contrary, the first optical path L1 and the second optical path are not parallel, and this structure design is conducive to facilitate the light for changing the first light beam a3 Road.

The present invention also provides a kind of projector, including above-mentioned fluorescence colour wheel 101, light source, lens 200, motor, bracket and outer Shell, light source issue above-mentioned first light beam a3, the first face wall 110 setting of 200 face colour wheel ontology 1 of lens, motor and colour wheel First reverse side wall of ontology 1 connects, and the middle part for interlocking disk 510 is equipped with through-hole, and bracket has a first end and a second end, and the of bracket One end passes through through-hole and is fixedly connected with motor, and the second end of bracket is fixedly connected with shell.When motor driving colour wheel ontology 1 rotates When, motor and bracket opposite shell position are constant, and fluorescence colour wheel 101 is whole to be rotated relative to motor.

In conclusion the light of the first light beam a3 can be changed in the first reflecting element 3 of fluorescence colour wheel 101 and projector of the invention Road, so as to shorten optical circuit path, the distance between lens 200 and colour wheel ontology 1 relatively far away from, can make colour wheel ontology 1 timely Heat dissipation, the second light can be reflexed to lens 200, lens 200 is enable to collect institute by the first reflecting element 3 and the second reflecting element 4 The second light having.

By the above detailed description of preferred embodiments, it is intended to more clearly describe feature and spirit of the invention, And not protection scope of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its purpose It is intended to cover various changes and has being arranged in the scope of protection of the claims of the invention to be applied of equality.Cause This, scope of protection of the claims of the invention should illustrate the most wide explanation of work according to above-mentioned, to cause it to cover institute Possible change and the arrangement of tool equality.

Claims (11)

1. a kind of fluorescence colour wheel with reflecting element, which is characterized in that the fluorescence colour wheel includes:
Colour wheel ontology has the first face wall and the first reverse side wall, has phosphor region in first face wall, the phosphor region for First light beam is irradiated to generate stimulated light;
First reflecting element can be articulated in the edge of first face wall with stirring, and first reflecting element is relative to the colour wheel ontology With open configuration and closed state, first light beam is allowed to expose to the fluorescence when first reflecting element is in open configuration Area can block first light beam to expose to the phosphor region and reflect first light beam when first reflecting element is in closed state;
Actuator is set on the first reverse side wall, which has first state and the second shape relative to the colour wheel ontology State;And
Linked component connects the actuator and first reflecting element, which drives first reflecting element to turn over when switching Turn so that first reflecting element switches between the open configuration and the closed state;
Wherein, when the actuator is in the first state, then first reflecting element is in the open configuration, if at this time this first Light beam is irradiated along the first optical path towards first face wall, the first light beam direct irradiation to the phosphor region;When the actuator When in second state, then first reflecting element is in the closed state, if first light beam is along the first optical path court at this time It is irradiated to first face wall, which blocks first light beam to expose to the phosphor region, and first light beam is in this The surface of first reflecting element reflected after along the second paths, second optical path and first optical path are not parallel.
2. the fluorescence colour wheel with reflecting element as described in claim 1, which is characterized in that the fluorescence colour wheel also has the second reflection Part, second reflecting element are set in first face wall of the colour wheel ontology, second reflecting element and first reflecting element it Between the phosphor region is set;When first light beam exposes to the phosphor region, which absorbs first light beam and transmitting is different In the second light of the wavelength of first light beam, the second light of part exposes to first reflecting element and second reflecting element, should First reflecting element and second reflecting element reflect second light of part.
3. the fluorescence colour wheel with reflecting element as described in claim 1, which is characterized in that the actuator is solenoid valve, when the electricity Second state is in after the actuator movement when magnet valve is powered;When solenoid valve power-off after actuator movement in this One state.
4. the fluorescence colour wheel with reflecting element as described in claim 1, which is characterized in that the linked component includes interlocking disk, extremely Few first strut and at least one first moving part, the gearing disk are arranged in parallel with the colour wheel ontology, and the gearing disk and Actuator connection, first strut have the first support end and the second support end, which is fixed on the gearing disk Edge, which has the first connecting pin and second connection end, and first connecting pin and second support end are pivotally connected, The second connection end and first reflecting element are pivotally connected;
Wherein, when the actuator switches to the second state from first state, the gearing disk is along a first direction towards the colour wheel Ontology is mobile, which moves with interlocking disk, first moving part pushed with the movement of the first strut this first Reflecting element makes first reflecting element overturning be transformed into closed state from open configuration;
When the actuator switches to first state from the second state, the gearing disk along a first direction inversely deviate from the colour wheel Ontology is mobile, which moves with interlocking disk, first moving part pulled with the movement of the first strut this first Reflecting element makes first reflecting element overturning be transformed into open configuration from closed state.
5. the fluorescence colour wheel with reflecting element as claimed in claim 4, which is characterized in that the colour wheel ontology also has lateral wall, The lateral wall is located between first face wall and the first reverse side wall, has at least one along a first direction on the lateral wall First connecting pin of the card slot of extension, first moving part can be slided with respect to the card slot along a first direction.
6. the fluorescence colour wheel with reflecting element as claimed in claim 5, which is characterized in that second support end has the first installation Hole, first connecting pin have the second mounting hole, which also has the first axle body, the first axle body have first end and Second end, the first end of the first axle body sequentially pass through second mounting hole with first mounting hole to connect first connecting pin With second support end, the second end of the first axle body is stretched in the card slot so that first connecting pin can be sliding with respect to the card slot It is dynamic.
7. the fluorescence colour wheel with reflecting element as claimed in claim 4, which is characterized in that the colour wheel ontology also has at least one First fixing piece, first fixing piece are set to the edge of first face wall;First reflecting element has at least one son anti- Part is penetrated, which has the second reverse side wall, and the second reverse side wall can reflect the stimulated light, and the second reverse side wall is towards the colour wheel Ontology has the second fixing piece on the second reverse side wall, and second fixing piece is corresponding with the first fixing piece position, this second is consolidated Part and first fixing piece pivot joint are determined so that the sub- reflecting element can be overturn with respect to the colour wheel ontology.
8. the fluorescence colour wheel with reflecting element as claimed in claim 7, which is characterized in that have third peace on first fixing piece Fill hole, there is on second fixing piece the 4th mounting hole, which also has the second axle body, the second axle body pass through this Three mounting holes and the 4th mounting hole are to be pivotally connected first fixing piece and second fixing piece.
9. the fluorescence colour wheel with reflecting element as claimed in claim 7, which is characterized in that on the sub- reflecting element also have notch with 5th mounting hole, the 5th mounting hole are arranged close to the notch, and the second connection end of first moving part is set to the notch, should The second connection end of first moving part has the 6th mounting hole, which also has third axis body, which passes through 5th mounting hole and the 6th mounting hole are to be pivotally connected the sub- reflecting element and first moving part.
10. the fluorescence colour wheel with reflecting element as claimed in claim 4, which is characterized in that the actuator has third connecting pin With the 4th connecting pin, which is fixedly connected with the first reverse side wall of the colour wheel ontology, and the 4th connecting pin also has There are the first card and the second card being parallel to each other, the sandwiched gearing disk is between first card and second card to connect this Actuator and the gearing disk.
11. a kind of projector, which is characterized in that, should including the fluorescence colour wheel and light source as described in claims 1 to 10 is any Light source issues first light beam.
CN201810819714.3A 2018-07-24 2018-07-24 Fluorescent color wheel with reflecting piece and projector CN108957733B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201533518A (en) * 2014-02-19 2015-09-01 Apac Opto Electronics Inc Light source module
US20160187644A1 (en) * 2014-12-27 2016-06-30 Texas Instruments Incorporated Side-illuminated excitation optics apparatus and systems
CN106154717A (en) * 2015-04-17 2016-11-23 深圳市光峰光电技术有限公司 Light supply apparatus and there is its optical projection system
CN107203088A (en) * 2016-03-18 2017-09-26 中强光电股份有限公司 Wavelength transformational structure and projection arrangement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201533518A (en) * 2014-02-19 2015-09-01 Apac Opto Electronics Inc Light source module
US20160187644A1 (en) * 2014-12-27 2016-06-30 Texas Instruments Incorporated Side-illuminated excitation optics apparatus and systems
CN106154717A (en) * 2015-04-17 2016-11-23 深圳市光峰光电技术有限公司 Light supply apparatus and there is its optical projection system
CN107203088A (en) * 2016-03-18 2017-09-26 中强光电股份有限公司 Wavelength transformational structure and projection arrangement

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