CN106933007B - Light supply apparatus and optical projection system including the light supply apparatus - Google Patents
Light supply apparatus and optical projection system including the light supply apparatus Download PDFInfo
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- CN106933007B CN106933007B CN201511020427.9A CN201511020427A CN106933007B CN 106933007 B CN106933007 B CN 106933007B CN 201511020427 A CN201511020427 A CN 201511020427A CN 106933007 B CN106933007 B CN 106933007B
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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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- 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
- G03B21/206—Control of light source other than position or intensity
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The embodiment of the invention discloses a kind of light supply apparatus and optical projection systems, it include: light source module, light emitting module, vibrational system and light source control module, wherein, light emitting module includes at least the first illuminant colour section and the second illuminant colour section, and first at least one illuminant colour section in illuminant colour section and the second illuminant colour section be used to receive the first exciting light of light source module sending, and the light emission for converting thereof into specific wavelength goes out, and vibrational system is moved reciprocatingly by driving light emitting module along the first preset direction, and under the cooperation of light source control module, so that the light of light emitting module circulation outgoing specific wavelength.Light supply apparatus provided by the embodiment of the present invention is when needing to be emitted the light of a certain specific wavelength different from the first excitation wavelength, the light that light source module issues is converted into the light of specific wavelength using light emitting module, rather than filter out the light of non-required wavelength in the light of light source module sending, substantially increase the light utilization of light source module transmitting light.
Description
Technical field
The present invention relates to light sources technical field more particularly to a kind of light supply apparatus and a kind of throwings including the light supply apparatus
Shadow system.
Background technique
With the continuous improvement of Industry Development Level, the application occasion of light source is more and more diversified, such as rear-projection electricity
Depending on or projector image projection, or the illumination as automobile, ship, aircraft etc..And different application occasions is to the wavelength of light source
It is required that different.It is main at present to launch white light using using the light source with wider wavelength, recycle filter plate pair
It is filtered the light for obtaining different wave length.But this light source is in the light for obtaining certain wavelength, it usually needs by other waves
Long light filters out, and causes the light utilization of light source in the prior art lower.
Summary of the invention
In order to solve the above technical problems, including that the light source fills the embodiment of the invention provides a kind of light supply apparatus and one kind
The optical projection system set, to improve the utilization rate of light in the light supply apparatus.
To solve the above problems, the embodiment of the invention provides following technical solutions:
A kind of light supply apparatus, comprising:
Light source module, the light source module include first light source, and the first light source is for issuing the first exciting light；
Light emitting module, the light emitting module include first area, the first area include at least the first illuminant colour section and
At least one illuminant colour section is described for receiving in second illuminant colour section, the first illuminant colour section and the second illuminant colour section
The first exciting light and light emission for converting thereof into specific wavelength goes out, the light that light emitting module issues form the first light；
Vibrational system, for driving the light emitting module to move reciprocatingly along the first preset direction, so that the luminous mould
The light of block circulation outgoing specific wavelength；
Light source control module, for controlling the switch of the first light source, when the light emitting module is default along described first
The sub- direction movement of the first of direction, and when first predeterminable area of first excitation light into the first area, control
The first light source is opened, when the light emitting module is moved along the second sub- direction of first preset direction, and described first
It when first predeterminable area of the excitation light into the first area, controls the first light source and closes, wherein first son
Direction and the second sub- direction are two opposite directions being parallel on first preset direction.
Preferably, the light source module further include:
Second light source, for issuing the second light；
Light-dividing device, in the optical path of first light and the second light, for by first light with it is described
Second light light combination forms emergent light；
The light source control module is also used to control the switch of the second light source, when the light emitting module is along described first
The movement of the sub- direction of the first of preset direction, when first predeterminable area of first excitation light into the first area, control
The second light source is made to close, when the light emitting module is moved along the second sub- direction of first preset direction, and described the
When first predeterminable area of one excitation light into the first area, controls the second light source and open.
Preferably, the light-dividing device is located in the optical path of first exciting light；
The light-dividing device reflects the first exciting light and the second light, and transmits first light；Or the light splitting
Device transmits the first exciting light and the second light, and reflects first light.
Preferably, the light emitting module further include with the symmetrical second area in the first area, the second area is extremely
It less include the first illuminant colour section and the second illuminant colour section, and each in each illuminant colour section and the first area in the second area
Illuminant colour section is symmetrical about the boundary line of the first area and the second area.
Preferably, the light source control module is also used to the first son when the light emitting module along first preset direction
Direction movement, and when second predeterminable area of first excitation light into the second area, control the first light source
It closes, the second light source is opened；When the light emitting module is moved along the second sub- direction of first preset direction, and it is described
When second predeterminable area of first excitation light into the second area, controls the first light source and open, second light
Source is closed.
Preferably, the first light source and second light source are blue-light source.
Preferably, the first illuminant colour section and the second illuminant colour section are along the second area to the first area
Direction sequence is arranged, and the first illuminant colour section is emitting red light color section, and the second illuminant colour section is green emitting color section.
Preferably, first predeterminable area is the whole region of the first area, and second predeterminable area is institute
State the whole region of second area.
Preferably, the first area further includes third illuminant colour section, along the second area to the first area side
To the first illuminant colour section, the second illuminant colour section and the third illuminant colour section are sequentially arranged in the first area
Cloth, and the first illuminant colour section is blue-light-emitting color section, the second illuminant colour section is emitting red light color section, the third hair
Photochromic section is green emitting color section.
Preferably, first predeterminable area is the emitting red light color section in the first area, second preset areas
Domain is the emitting red light color section in the second area.
Preferably, the first light source is blue-light source, and the second light source is red light source.
Preferably, the first illuminant colour section and the second illuminant colour section are in the first area along secondth area
Domain to the first area direction sequence is arranged, and the first illuminant colour section is green emitting color section, second illuminant colour
Section is blue-light-emitting color section.
Preferably, first predeterminable area is the whole region of the first area, described in second predeterminable area
The whole region of second area.
Preferably, the first area further includes third illuminant colour section, along the second area to the first area side
To the first illuminant colour section, the second illuminant colour section and the third illuminant colour section are sequentially arranged in the first area
Cloth, and the first illuminant colour section is emitting red light color section, the second illuminant colour section is blue-light-emitting color section, the third hair
Photochromic section is green emitting color section.
Preferably, the blue-light-emitting color section in first area described in first predeterminable area, second predeterminable area
For the blue-light-emitting color section in the second area.
Preferably, the light source module is ultraviolet source, and the first area further includes third illuminant colour section, described first
Illuminant colour section is emitting red light color section, and the second illuminant colour section is green emitting color section, and the third illuminant colour section is blue
Illuminant colour section, first predeterminable area are the whole region of the first area.
A kind of optical projection system, including light supply apparatus described in any of the above embodiments.
Compared with prior art, above-mentioned technical proposal has the advantage that
Light supply apparatus provided by the embodiment of the present invention includes: light source module, light emitting module, vibrational system and light source control
Module, wherein the light emitting module include at least the first illuminant colour section and the second illuminant colour section, and the first illuminant colour section and
At least one illuminant colour section is used to receive the first exciting light that the light source module issues in the second illuminant colour section, and by its
The light emission for being converted into specific wavelength goes out, and the vibrational system is by driving the light emitting module to do back and forth along the first preset direction
Movement, and under the cooperation of the light source control module, so that the light of light emitting module circulation outgoing specific wavelength.Thus may be used
See, light supply apparatus provided by the embodiment of the present invention is needing to be emitted a certain certain wave different from first excitation wavelength
When long light, the light that the light source module issues is converted into the light of specific wavelength using the light emitting module, rather than by institute
The light for stating non-required wavelength in the light of light source module sending filters out, and substantially increases the light of the light source module transmitting light
Line use ratio.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of light supply apparatus provided by one embodiment of the invention；
Fig. 2 is the top view of the light emitting module in light supply apparatus provided by one embodiment of the invention；
Fig. 3 is the structural schematic diagram of light supply apparatus provided by another embodiment of the present invention；
Fig. 4 is the structural schematic diagram of light supply apparatus provided by another embodiment of the invention；
Fig. 5 is the structural schematic diagram of light supply apparatus provided by further embodiment of the present invention；
Fig. 6 is the top view of the light emitting module in light supply apparatus provided by another embodiment of the present invention；
Fig. 7 is the timing diagram and light emitting module and light of first light source and second light source in the corresponding light supply apparatus of Fig. 6
The light-source system of source device；
Fig. 8 is the top view of the light emitting module in light supply apparatus provided by another embodiment of the invention；
Fig. 9 is the timing diagram and light emitting module and light of first light source and second light source in the corresponding light supply apparatus of Fig. 8
The light-source system of source device；
Figure 10 is the top view of the light emitting module in light supply apparatus provided by further embodiment of the present invention；
Figure 11 be the corresponding light supply apparatus of Figure 10 in, the timing diagram and light emitting module of first light source and second light source and
The light-source system of light supply apparatus；
Figure 12 is the top view of the light emitting module in light supply apparatus provided by another embodiment of the invention；
Figure 13 be the corresponding light supply apparatus of Figure 12 in, the timing diagram and light emitting module of first light source and second light source and
The light-source system of light supply apparatus；
Figure 14-Figure 16 is three kinds of structural schematic diagrams of optical projection system provided by one embodiment of the invention.
Specific embodiment
Just as described in the background section, the light utilization of light source is lower in the prior art.
In view of this, the embodiment of the invention provides a kind of light supply apparatus, comprising:
Light source module, the light source module include first light source, and the first light source is for issuing the first exciting light；
Light emitting module, the light emitting module include first area, the first area include at least the first illuminant colour section and
At least one illuminant colour section is described for receiving in second illuminant colour section, the first illuminant colour section and the second illuminant colour section
The first exciting light and light emission for converting thereof into specific wavelength goes out, the light that light emitting module issues form the first light；
Vibrational system, for driving the light emitting module to move reciprocatingly along the first preset direction, so that the luminous mould
The light of block circulation outgoing specific wavelength；
Light source control module, for controlling the switch of the first light source, when the light emitting module is default along described first
The sub- direction movement of the first of direction, and when first predeterminable area of first excitation light into the first area, control
The first light source is opened, when the light emitting module is moved along the second sub- direction of first preset direction, and described first
It when first predeterminable area of the excitation light into the first area, controls the first light source and closes, wherein first son
Direction and the second sub- direction are two opposite directions being parallel on first preset direction.
In addition, the embodiment of the invention also provides a kind of optical projection systems including above-mentioned light supply apparatus.
Light supply apparatus provided by the embodiment of the present invention and the optical projection system including the light supply apparatus, it is a certain needing to be emitted
When the light of the specific wavelength different from first excitation wavelength, the light source module is issued using the light emitting module
Light be converted into the light of specific wavelength, rather than the light of non-required wavelength in light that the light source module issues is filtered out, greatly
The light utilization of the light source module transmitting light is improved greatly.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
The embodiment of the invention provides a kind of light supply apparatus, as shown in Figure 1, the light supply apparatus includes:
Light source module 100, the light source module 100 include first light source 1001, and the first light source 1001 is for emitting
First exciting light；
Light emitting module 101, the light emitting module 101 include first area, and the first area includes at least first and shines
At least one illuminant colour section is for connecing in color section and the second illuminant colour section, the first illuminant colour section and the second illuminant colour section
It receives first exciting light and converts thereof into the light emission of specific wavelength, the light that light emitting module 101 issues forms the first light；
Vibrational system 102, the vibrational system 102 are past for driving the light emitting module 101 to do along the first preset direction
Multiple movement, so that the light of the circulation outgoing specific wavelength of the light emitting module 101；
Light source control module 103, the light source control module 103 are used to control the switch of the first light source 1001, when
The light emitting module 101 is moved along the first sub- direction of first preset direction, and first excitation light is to described
When the first predeterminable area in one region, controls the first light source 1001 and open, when the light emitting module 101 is along described first
The sub- direction movement of the second of preset direction, and when first predeterminable area of first excitation light into the first area,
It controls the first light source 1001 to close, wherein the first sub- direction is to be parallel to described first with the described second sub- direction
Two opposite directions of preset direction.
Preferably, described move back and forth is simple harmonic motion, since simple harmonic motion is variable motion, therefore institute of the embodiment of the present invention
The characteristic of different heat amount color section can be arranged in the light supply apparatus of offer according to different location point, and the light emitting module is rationally arranged
The position of each illuminant colour section, further increases the heat dissipation effect of the light supply apparatus in 101.
On the basis of upper embodiment, in one embodiment of the invention, the first sub- direction is described first pre-
The positive direction of set direction, the negative direction in the second sub- direction and first preset direction；In another implementation of the invention
In example, the first sub- direction is the negative direction of first preset direction, and the second sub- direction is the described first default side
To positive direction, the present invention to this and without limitation, specifically depends on the circumstances, as long as guaranteeing the first sub- direction and described the
Two sub- directions are two opposite directions for being parallel to first preset direction.
Based on any of the above embodiments, in one embodiment of the invention, the light source module 100 is ultraviolet
Light source, as shown in Fig. 2, the first area further includes third illuminant colour section, the first illuminant colour section is emitting red light color section,
The second illuminant colour section is green emitting color section, and the third illuminant colour section is blue-light-emitting color section, in the embodiment of the present invention
In, first predeterminable area is the whole region of the first area, when specific works, the first of the ultraviolet source transmitting
Laser successively emitting red light color section, the green emitting color section and the blue-light-emitting color section described in directive, the light emitting module
101 are successively emitted feux rouges, green light and blue light, correspondingly, the light supply apparatus is also corresponding to be emitted feux rouges, green light and blue light, thus
In the reciprocating motion of the light emitting module 101, so that the light supply apparatus forms the RBG three coloured light of circulation outgoing, wherein R
For feux rouges, G is green light, B is blue light.
In another embodiment of the present invention, as shown in Figure 3-Figure 5, the light source module 100 further include:
Second light source 1002, the second light source 1002 is for emitting the second light；
Light-dividing device 104, the light-dividing device 104 are located in the optical path of first light and second light, use
In by first light and the second light light combination, emergent light is formed.
On the basis of the above embodiments, in one embodiment of the invention, the light-dividing device 104 is used for described
First light is transmitted, and is reflected second light.In one embodiment of the present embodiment, the light-dividing device
104 are only located in the optical path of first light and second light, and the first light source 1001 is located at the light emitting module
101 deviate from the side of the light-dividing device 104, as shown in figure 3, in the present embodiment, when the first light source 1001 work,
The exciting light that the first light source 1001 issues is emitted directly toward the light emitting module 101, and the light emitting module 101 issues the first light
Line, light-dividing device 104 described in directive, the light-dividing device 104 is for transmiting first light, when second light
When source 1002 works, light-dividing device 104 described in the second light directive that the second light source 1002 emits, the light-dividing device
104 for reflecting second light.When the first light source 1001 and the second light source 1002 work at the same time,
The light-dividing device 104 reflects second light, for transmiting to first light so that described first
Light and second light merge into light injection all the way.
In another embodiment of the present embodiment, the light-dividing device 104 is also located at the optical path of first exciting light
On, and the first light source 1001 is located at the light emitting module 101 towards the side of the light-dividing device 104, as shown in figure 4,
In the present embodiment, when the first light source 1001 works, the first excitation light that the first light source 1001 emits is to institute
Light-dividing device 104 is stated, the light-dividing device 104 is for reflecting first exciting light, by the mould that shines described in its directive
Block 101, and the first light that the light emitting module 101 issues is received, first light is transmitted, when second light
When source 1002 works, light-dividing device 104 described in the second light directive that the second light source 1002 emits, the light-dividing device
104 for reflecting second light.When the first light source 1001 and the second light source 1002 work at the same time,
The light-dividing device 104 reflects second light, for transmiting to first light so that described first
Light and second light merge into light injection all the way.
Based on any of the above embodiments, in one embodiment of the invention, the light-dividing device 104 is region
Diaphragm is plated, including reflecting region and positioned at the transmission region of the reflecting region surrounding, but the present invention is to this and without limitation,
Want the light-dividing device 104 including reflecting region and positioned at the transmission region of the reflecting region surrounding.
In yet another embodiment of the present invention, the light-dividing device 104 is right for reflecting first light
Second light is transmitted.As shown in figure 5, the light-dividing device 104 is also located in one embodiment of the present embodiment
In the optical path of the first laser, when the first light source 1001 work, the first excitation of the transmitting of first light source 1001
Light emission transmits it to the light-dividing device 104, the light-dividing device 104, makes light emitting module 101 described in its directive, institute
It states light emitting module 101 and issues the first light, again light-dividing device 104 described in directive, the light-dividing device 104 is used for described the
One light is reflected, when the second light source 1002 work, the second light directive institute of the transmitting of second light source 1002
Light-dividing device 104 is stated, the light-dividing device 104 is for transmiting second light.When 1001 He of first light source
When the second light source 1002 works at the same time, the light-dividing device 104 is for reflecting first light, to described the
Two light are transmitted, so that first light and second light merge into light injection all the way.
It should be noted that in the above-described embodiments, in one embodiment of the invention, the light-dividing device 104 is
Diaphragm is plated in region, and including transmission region and positioned at the reflecting region of the transmission region surrounding, but the present invention does not limit this
It is fixed, as long as the light-dividing device 104 is including transmission region and positioned at the reflecting region of the transmission region surrounding.
Based on any of the above embodiments, in one embodiment of the invention, the light supply apparatus further includes position
In the first lens 105 in the first laser optical path, first lens 105 emit for converging the first light source 1001
Light, improve the light utilization of the first light source 1001.
Similarly, the light supply apparatus further includes the second lens 106 on second light path of light, and described second thoroughly
Mirror 106 is used to converge the light that the second light source 1002 emits, and improves the light utilization of the second light source 1002.
Based on any of the above embodiments, in one embodiment of the invention, the light supply apparatus further include: position
The third lens 107 on first light path of light, the third lens 107 for changing first light transmission side
To in order to carry out transmission or reflection to first light using the light-dividing device 104.
Based on any of the above embodiments, in one embodiment of the invention, the light emitting module 101 also wraps
Include: with the symmetrical second area in the first area, the second area includes at least the first illuminant colour section and the second illuminant colour
Section, and in the second area each illuminant colour section and illuminant colour section each in the first area about the first area and described
The boundary line of second area is symmetrical.
On the basis of the above embodiments, in one embodiment of the invention, the light source control module 103 is also used to
When the light emitting module 101 is moved along the first sub- direction of first preset direction, and first excitation light is to described
When the second predeterminable area in second area, controls the first light source 1001 and close, the second light source 1002 is opened；Work as institute
It states light emitting module 101 to move along the second sub- direction of first preset direction, and first excitation light is to described second
When the second predeterminable area in region, controls the first light source 1001 and open, the second light source 1002 is closed.
Combined with specific embodiments below, light supply apparatus provided by the present invention is illustrated.It should be noted that under
It states in each embodiment, the direction definition of the first area to the second area is the positive direction of first preset direction,
The second area to the first area direction definition is the negative direction of first preset direction.The light emitting module 101
When positioned at 104 underface of light-dividing device, balance position is defined as at the boundary line of the first area and the second area
It sets, if the first light source 1001 is opened at this time, first excitation light is to the first area and the second area
Boundary.
On the basis of the above embodiments, in one embodiment of the invention, the first light source 1001 and the second light
Source 1002 is blue-light source.Preferably, the blue laser mould group and the second light source that the first light source 1001 is 445nm
1002 be the blue laser mould group of 462nm, but the present invention is to this and without limitation, in other embodiments of the invention, described
First light source 1001 and the second light source 1002 can also be the blue-light source of other wavelength, specifically depend on the circumstances.
On the basis of the above embodiments, in one particular embodiment of the present invention, as shown in fig. 6, first hair
Photochromic section is arranged with the second illuminant colour section along the second area C to the direction first area A sequence, and described first
Illuminant colour section is emitting red light color section, and the second illuminant colour section is green emitting color section, correspondingly, along the first area A
To the direction the second area C, the emitting red light color section and green emitting color section sequence are arranged.In the present embodiment,
First predeterminable area is the whole region of the first area A, and second predeterminable area is the whole of the second area C
A region.
It is located at equilibrium position as initial position using the boundary line of the first area A and the second area C, the hair
For optical module 101 is first moved to the negative direction of first preset direction, as shown in Figure 6 and Figure 7, when the light supply apparatus work
When making, the first light source 1001 is opened, and issues the first exciting light, and the second light source 1002 is closed, first exciting light
Along the positive direction successively inswept emitting red light color section and the green emitting color section of first preset direction, the light emitting module
101 successively issue feux rouges and green light, correspondingly, the light supply apparatus also successively issues feux rouges and green light, until the luminous mould
Block 101 moves at maximum displacement along the negative direction of first preset direction, and it is (i.e. pre- along described first to start opposite direction movement
The positive direction of set direction moves), the first light source 1001 is closed at this time, and the second light source 1002 is opened, the luminous mould
Block 101 is moved to the positive direction of first preset direction, and the light supply apparatus issues blue light, until the first area A and
The boundary line of the second area C returns to equilbrium position, the second light source 1002 along the positive direction of first preset direction
It closes, the first light source 1001 is opened, and the light emitting module 101 continues to move along the positive direction of first preset direction,
The light emitting module 101 successively issues feux rouges and green light, correspondingly, the light supply apparatus also successively issues feux rouges and green light, directly
It is moved at maximum displacement to the light emitting module 101 along the positive direction of first preset direction, the first light source 1001
Close, the second light source 1002 is opened, the light emitting module 101 again counter motion (i.e. along first preset direction
Negative direction movement), the first light source 1001 is opened, and the second light source 1002 is closed, and is repeated the above process, so that the light
Source device circulation outgoing RGB three coloured light, wherein R is feux rouges, and G is green light, B is blue light.In this circulation, light emitting module
Arbitrary region at least one color section will not all be irradiated twice by first light source 1001 in one cycle, therefore avoid hair
Heat it is excessive and caused by aging, damage and efficiency decline.
In another embodiment of the present invention, as shown in figure 8, the first area A further includes third illuminant colour section, edge
The second area C is to the direction the first area A, the first illuminant colour section, the second illuminant colour section and the third
Illuminant colour section is sequentially arranged in the first area A, and the first illuminant colour section is blue-light-emitting color section, second hair
Photochromic section is emitting red light color section, and the third illuminant colour section is green emitting color section, correspondingly, extremely along the first area A
The direction the second area C, the blue-light-emitting color section, the emitting red light color section and the green emitting color section are described
Sequence is arranged in two region C.In the present embodiment, when it is blue light source that first light source, which is 1001, blue-light-emitting color section is specific
For a diffusing reflection section, will be directly emitted after blue light diffusing reflection that first light source 1001 issues.
On the basis of the above embodiments, in one embodiment of the invention, first predeterminable area is described the
Emitting red light color section in one region A, second predeterminable area are the emitting red light color section in the second area C.
It is located at balance position with the emitting red light color section in the first area A and the green emitting color section boundary line
Setting place is initial position, and the light emitting module 101 is first to for the negative direction setting in motion of first preset direction, such as Fig. 8
With shown in Fig. 9, when the light supply apparatus is started to work, the second light source 1002 is opened, and the first light source 1001 is closed,
The light supply apparatus is emitted blue light, when the light emitting module 101 moves to described the along the negative direction of first preset direction
Emitting red light color section and the blue-light-emitting color section boundary line in one region A are located at the equilibrium position, and described first
Light source 1001 is opened, and the second light source 1002 is closed, and the light emitting module 101 continues the losing side along first preset direction
To movement, the light emitting module 101 is successively emitted blue light, feux rouges and green light, when the light emitting module 101 is default along described first
The negative direction in direction moves at maximum displacement, and the light emitting module 101 starts counter motion (i.e. along first preset direction
Positive direction movement), the first light source 1001 continues to open at this time, and the second light source 1002 continues to close, it is described shine
Module 101 and the light supply apparatus continue to be emitted green light, until pros of the light emitting module 101 along first preset direction
It is located at equilbrium position to the emitting red light color section and the green emitting color section boundary line moved in the second area C
Place, the first light source 1001 are closed, and the second light source 1002 is opened, and the light emitting module 101 continues pre- along described first
The positive direction of set direction moves, and the light supply apparatus is emitted blue light, until emitting red light color section and described in the second area C
Blue-light-emitting color section boundary line is located at the equilibrium position, and the first light source 1001 is opened, the second light source 1002
It closes, the light emitting module 101 is successively emitted blue light, feux rouges and green light again, when the light emitting module 101 is pre- along described first
The positive direction of set direction moves at maximum displacement, and the light emitting module 101 starts counter motion (i.e. along the described first default side
To negative direction move), the first light source 1001 continues to open at this time, and the second light source 1002 continues to close, the hair
Optical module 101 and the light supply apparatus continue to be emitted green light, until the light emitting module 101 is along the negative of first preset direction
The emitting red light color section and the green emitting color section boundary line that direction moves in the first area A are located at equilbrium position
Place, the first light source 1001 are closed, and the second light source 1002 is opened, and the light supply apparatus is emitted blue light again, in repetition
Process is stated, so that light supply apparatus circulation outgoing BRG three coloured light, wherein R is feux rouges, and G is green light, B is blue light.
In another embodiment of the present invention, the first light source 1001 is blue-light source, the second light source 1002
For red light source.Preferably, the first light source 1001 is the blue laser mould group of 445nm, and the second light source 1002 is
The red laser mould group of 638nm, but the present invention is to this and without limitation, in other embodiments of the invention, first light
Source 1001 can also be the blue-light source of other wavelength, similarly, the red of the second light source 1002 or other wavelength
Light source, the present invention to this and without limitation, specifically depend on the circumstances.
On the basis of the above embodiments, in one embodiment of the invention, as shown in Figure 10, first illuminant colour
Section and the second illuminant colour section are arranged in the first area A along the second area C to the direction first area A sequence
Cloth, and the first illuminant colour section is green emitting color section, the second illuminant colour section is blue-light-emitting color section.In the present embodiment
In, first predeterminable area is the whole region of the first area A, and second predeterminable area is the second area C
Whole region.
It is located at the equilibrium position as initial position using the boundary line of the first area A and the second area C, institute
It states for light emitting module 101 first moves to the negative direction of first preset direction, as shown in Figure 10 and Figure 11, when the light source
When device works, the first light source 1001 is first opened, and issues the first exciting light, and the second light source 1002 is closed, and described the
One exciting light along first preset direction positive direction successively inswept green emitting color section and blue-light-emitting color section, it is described to shine
Module 101 successively issues green light and blue light, correspondingly, the light supply apparatus is also emitted green light and blue light, until the luminous mould
Block 101 moves at maximum displacement along the negative direction of the first preset direction, starts counter motion (i.e. along first preset direction
Positive direction movement), at this point, the first light source 1001 continues to open, the second light source 1002 continues to close, it is described shine
Module 101 and the light supply apparatus continue to be emitted blue light, until blue-light-emitting color section and described green described in the second area C
Color illuminant colour section boundary line is located at equilibrium position, and the first light source 1001 is closed, and the second light source 1002 is opened, institute
Light supply apparatus outgoing feux rouges is stated, when the boundary line of the first area A and the second area C are along the pros of the first direction
To equilbrium position is returned to, the second light source 1002 is closed, and the first light source 1001 is opened, and the light emitting module 101 continues
Positive direction along first preset direction moves, and the light emitting module 101 successively issues green light and blue light, until described shine
Module 101 along the positive direction of first preset direction move at maximum displacement after again counter motion (i.e. along described first it is pre-
The negative direction of set direction moves) it is located to the first area A Green illuminant colour section and blue-light-emitting color section boundary line and puts down
Heng Weizhichu, the first light source 1001 are closed, and the second light source 1002 is opened, and the light supply apparatus is emitted feux rouges, work as institute
State the side that light emitting module 101 moves to the first area A and the second area C along the negative direction of first preset direction
Boundary line is located at equilbrium position, and the first light source 1001 is opened, and the second light source 1002 is closed, 101 He of light emitting module
The light supply apparatus continues to be emitted green light and blue light, repeats the above process, so that light supply apparatus circulation outgoing tri- color of GBR
Light, wherein R is feux rouges, and G is green light, B is blue light.
In another embodiment of the present invention, as shown in figure 12, the first area A further includes third illuminant colour section,
Along the second area C to the direction the first area A, the first illuminant colour section, the second illuminant colour section and described
Three illuminant colour sections are sequentially arranged in the first area A, and the first illuminant colour section be emitting red light color section, described second
Illuminant colour section is blue-light-emitting color section, and the third illuminant colour section is green emitting color section.Correspondingly, along the first area A
To the direction the second area C, the emitting red light color section, the blue-light-emitting color section and the green emitting color section are described
Sequence is arranged in second area C.
On the basis of the above embodiments, in one embodiment of the invention, first predeterminable area is described the
Blue-light-emitting color section in one region A, second predeterminable area are the blue-light-emitting color section in the second area C.
With in the first area A the blue-light-emitting color section and the green emitting color section boundary line be located at balance
Position is initial position, and the light emitting module 101 is first to for the negative direction setting in motion of first preset direction, such as Figure 12
With shown in Figure 13, when the light supply apparatus is started to work, the second light source 1002 is opened, and the first light source 1001 is closed
Close, the light supply apparatus is emitted feux rouges, when the light emitting module 101 move to along the negative direction of first preset direction it is described
When emitting red light color section and the blue-light-emitting color section boundary line in the A of first area are located at equilbrium position, first light
Source 1001 is opened, and the second light source 1002 is closed, and the light emitting module 101 continues the negative direction along first preset direction
Movement, the light emitting module 101 are successively emitted feux rouges, blue light and green light, correspondingly, also corresponding outgoing is red for the light supply apparatus
Light, blue light and green light, when the light emitting module 101 moves at maximum displacement along the negative direction of first preset direction, institute
It states light emitting module 101 and starts counter motion (positive direction i.e. along first preset direction moves), at this time the first light source
1001 continue to open, and the second light source 1002 continues to close, and the light emitting module 101 and the light supply apparatus continue to be emitted green
Light, until the light emitting module 101 moves to the blue hair in the second area C along the positive direction of first preset direction
Photochromic section is located at the equilibrium position with green emitting color section boundary line, and the first light source 1001 is closed, and described second
Light source 1002 is opened, and the light supply apparatus is emitted feux rouges, and the light emitting module 101 continues the pros along first preset direction
To movement, until the emitting red light color section and blue-light-emitting color section boundary line in the second area C are located at the balance position
Place is set, the first light source 1001 is opened, and the second light source 1002 is closed, the light emitting module 101 and the light supply apparatus
It is successively emitted feux rouges, blue light and green light again, when the light emitting module 101 is moved to along the positive direction of first preset direction
At maximum displacement, counter motion (negative direction i.e. along first preset direction moves) again, at this point, the first light source
1001 continue to open, and the second light source 1002 continues to close, and the light emitting module 101 and the light supply apparatus continue to be emitted green
Light, until the light emitting module 101 moves to blue-light-emitting in the first area A along the negative direction of first preset direction
Color section and the green emitting color section boundary line are located at equilibrium position, and the first light source 1001 is closed, second light
Source 1002 is opened, and the light supply apparatus is emitted feux rouges again, repeats the above process, so that light supply apparatus circulation outgoing RBG
Three coloured light, wherein R is feux rouges, and G is green light, B is blue light.
Based on any of the above embodiments, in one embodiment of the invention, the light emitting module 101 further includes
Thermally conductive base's (not shown), each illuminant colour section is set to the thermally conductive substrate surface in the light emitting module 101, to improve
The heat dissipation effect of the light emitting module 101.It should be noted that in an embodiment of the present invention, the thermally conductive base can be
Reflective thermally conductive base, or the thermally conductive base of transmission-type, the present invention to this and without limitation, specifically depend on the circumstances.
Preferably, when the thermally conductive base is reflective thermally conductive base, the light emitting module 101 further include: be located at institute
Thermally conductive base is stated away from the thermoelectric module (not shown) of each illuminant colour section side in the light emitting module 101, the heat
Electric refrigerating chip is used to adjust the temperature that the thermally conductive base deviates from each one side end face of illuminant colour section in the light emitting module 101,
To further enhance the heat dissipation effect of the light emitting module 101.
In addition, the embodiment of the invention also provides a kind of projections including light supply apparatus provided by any of the above-described embodiment
System.As shown in Figure 14-Figure 16, in one particular embodiment of the present invention, the optical projection system includes: any of the above-described implementation
Example provided by light supply apparatus 10, the 4th lens 20, optical tunnel 30, light relay system 40, total reflection eyeglass 50, TIR prism 60,
DMD (Digital Micromirror Device, Digital Micromirror Device) chip 70 and projection lens 80, the light supply apparatus 10
The light of outgoing collects through the 4th lens 20, the even light of the optical tunnel 30,40 spot shaping of light relay system, total reflection mirror
The dmd chip 70 is reached after the total reflection of piece 50 and 60 optical path of TIR prism guidance, is led to after the dmd chip 70 modulation
The projection lens 80 is crossed to be ultimately imaged.It should be noted that in embodiments of the present invention, the light supply apparatus 10 includes: light
The structures such as source module 100, light emitting module 101, vibrational system 102 and light source control module 103；Due to the knot of the light supply apparatus
Structure has elaborated in the above-described embodiments, this is not described in detail in the present invention.
In conclusion in light supply apparatus provided by the embodiment of the present invention and the optical projection system including the light supply apparatus, institute
Stating light supply apparatus includes: light source module, light emitting module, vibrational system and light source control module, wherein the light emitting module is at least
Including the first illuminant colour section and the second illuminant colour section, and at least one in the first illuminant colour section and the second illuminant colour section
Illuminant colour section is used to receive the first exciting light that the light source module issues, and the light emission for converting thereof into specific wavelength goes out, and
The vibrational system is moved reciprocatingly by the drive light emitting module along the first preset direction, and in the light source control module
Cooperation under so that the light emitting module circulation outgoing specific wavelength light.It can be seen that light provided by the embodiment of the present invention
Source device utilizes the luminous mould when needing to be emitted the light of a certain specific wavelength different from first excitation wavelength
The light that the light source module issues is converted into the light of specific wavelength by block, rather than non-required in the light that the light source module is issued
The light of wavelength filters out, and substantially increases the light utilization of the light source module transmitting light.
Moreover, in light supply apparatus provided by the embodiment of the present invention and the optical projection system including the light supply apparatus, described
In the course of work of light supply apparatus, the vibrational system drives the light emitting module to do back and forth movement along the first preset direction, from
And cross-ventilation heat dissipation is enhanced, improve the heat dissipation effect of the light supply apparatus.
In addition, passing through institute in light supply apparatus provided by the embodiment of the present invention and the optical projection system including the light supply apparatus
Stating vibrational system drives the light emitting module to move reciprocatingly, to increase the focused light spot of the exciting light in the unit time
Interior scan area, rather than allow the exciting light focused light spot scan area fixed set in a certain of the light emitting module
Region effectively reduces the energy density that the luminescent layer in the light emitting module is born under unit time and unit area,
The heat dissipation effect for improving the light supply apparatus improves the luminous efficiency of the light supply apparatus.Further, pass through cooperation the
The switch of one light source and second light source and at least there is a color section in the circulation that is formed, on light emitting module, it is any in the color section
Region all will not in one cycle by first light source irradiation twice, therefore avoid calorific value it is excessive and caused by aging, damage
The decline of bad and efficiency.
Various pieces are described in a progressive manner in this specification, and what each some importance illustrated is and other parts
Difference, same and similar part may refer to each other between various pieces.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to embodiment illustrated herein, and is to fit to consistent with the principles and novel features disclosed in this article
Widest scope.
Claims (16)
1. a kind of light supply apparatus characterized by comprising
Light source module, the light source module include first light source, and the first light source is for issuing the first exciting light；
Light emitting module, the light emitting module include first area, and the first area includes at least the first illuminant colour section and second
At least one illuminant colour section is for receiving described first in illuminant colour section, the first illuminant colour section and the second illuminant colour section
The exciting light and light emission for converting thereof into specific wavelength goes out, the light that light emitting module issues form the first light；
Vibrational system, for driving the light emitting module to move reciprocatingly along the first preset direction, so that the light emitting module follows
The light of ring outgoing specific wavelength；
Light source control module, for controlling the switch of the first light source, when the light emitting module is along first preset direction
The first sub- direction movement, and when first predeterminable area of first excitation light into the first area, described in control
First light source is opened, when the light emitting module is moved along the second sub- direction of first preset direction, and first excitation
When first predeterminable area of the light emission into the first area, controls the first light source and close, wherein the first sub- direction
It is two opposite directions being parallel on first preset direction with the second sub- direction.
2. light supply apparatus according to claim 1, which is characterized in that the light source module further include:
Second light source, for issuing the second light；
Light-dividing device is used in the optical path of first light and the second light by first light and described second
Light light combination forms emergent light；
The light source control module is also used to control the switch of the second light source, when the light emitting module is default along described first
The movement of the sub- direction of the first of direction when first predeterminable area of first excitation light into the first area, controls institute
Second light source closing is stated, when the light emitting module is moved along the second sub- direction of first preset direction, and described first swashs
Shine the first predeterminable area described in directive in first area when, control the second light source and open.
3. light supply apparatus according to claim 2, which is characterized in that the light emitting module further includes and the first area
Symmetrical second area, the second area include at least the first illuminant colour section and the second illuminant colour section, and the second area
In boundary line of each illuminant colour section about the first area and the second area in each illuminant colour section and the first area
It is symmetrical.
4. light supply apparatus according to claim 3, which is characterized in that the light source control module is also used to shine when described
Module is moved along the first sub- direction of first preset direction, and first excitation light into the second area
When two predeterminable areas, controls the first light source and close, the second light source is opened；When the light emitting module is pre- along described first
The sub- direction movement of the second of set direction, and when second predeterminable area of first excitation light into the second area, control
It makes the first light source to open, the second light source is closed.
5. light supply apparatus according to claim 4, which is characterized in that the first light source and second light source are blue light
Source.
6. light supply apparatus according to claim 5, which is characterized in that in the first area, the first illuminant colour section
It arranges with the second illuminant colour section along the second area to the first area direction sequence, and in the first area
Interior, the first illuminant colour section is emitting red light color section, and the second illuminant colour section is green emitting color section.
7. light supply apparatus according to claim 6, which is characterized in that first predeterminable area is the first area
Whole region, second predeterminable area are the whole region of the second area.
8. light supply apparatus according to claim 5, which is characterized in that the first area further includes third illuminant colour section,
Along the second area to the first area direction, the first illuminant colour section, the second illuminant colour section and the third
Illuminant colour section is sequentially arranged in the first area, and in the first area, and the first illuminant colour section is blue hair
Photochromic section, the second illuminant colour section is emitting red light color section, and the third illuminant colour section is green emitting color section.
9. light supply apparatus according to claim 8, which is characterized in that first predeterminable area is in the first area
Emitting red light color section, second predeterminable area be the second area in emitting red light color section.
10. light supply apparatus according to claim 4, which is characterized in that the first light source be blue-light source, described second
Light source is red light source.
11. light supply apparatus according to claim 10, which is characterized in that the first illuminant colour section shines with described second
Color section is arranged in the first area along the second area to the first area direction sequence, and in the first area
Interior, the first illuminant colour section is green emitting color section, and the second illuminant colour section is blue-light-emitting color section.
12. light supply apparatus according to claim 11, which is characterized in that first predeterminable area is the first area
Whole region, the whole region of second area described in second predeterminable area.
13. light supply apparatus according to claim 10, which is characterized in that the first area further includes third illuminant colour
Section, along the second area to the first area direction, the first illuminant colour section, the second illuminant colour section and described the
Three illuminant colour sections are sequentially arranged in the first area, and in the first area, and the first illuminant colour section is red
Illuminant colour section, the second illuminant colour section are blue-light-emitting color section, and the third illuminant colour section is green emitting color section.
14. light supply apparatus according to claim 13, which is characterized in that first predeterminable area is firstth area
Blue-light-emitting color section in domain, second predeterminable area are the blue-light-emitting color section in the second area.
15. light supply apparatus according to claim 1, which is characterized in that the light source module be ultraviolet source, described first
Region further includes third illuminant colour section, and in the first area, the first illuminant colour section is emitting red light color section, and described the
Two illuminant colour sections are green emitting color section, and the third illuminant colour section is blue-light-emitting color section, and first predeterminable area is institute
State the whole region of first area.
16. a kind of optical projection system, which is characterized in that including the described in any item light supply apparatus of claim 1-15.
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| CN108630102A (en) * | 2018-02-10 | 2018-10-09 | 深圳市海司恩科技有限公司 | Parallel-moving type pixel unit, display, electronic equipment and colour developing control method |
| CN108597387A (en) * | 2018-02-10 | 2018-09-28 | 深圳市海司恩科技有限公司 | Wavelength convert head, pixel unit, display and electronic equipment |
| CN108681061A (en) * | 2018-02-10 | 2018-10-19 | 深圳市海司恩科技有限公司 | Temperature control wavelength convert head, pixel unit, display and electronic equipment |
| CN108663795A (en) * | 2018-02-10 | 2018-10-16 | 深圳市海司恩科技有限公司 | Anti-reflection wavelength convert head, pixel unit, display and electronic equipment |
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