CN208766451U - The light engine and projector of projector - Google Patents
The light engine and projector of projector Download PDFInfo
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- CN208766451U CN208766451U CN201821405601.0U CN201821405601U CN208766451U CN 208766451 U CN208766451 U CN 208766451U CN 201821405601 U CN201821405601 U CN 201821405601U CN 208766451 U CN208766451 U CN 208766451U
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Abstract
The utility model discloses a kind of projector comprising: shell, the second path channels and third path channels being respectively communicated with equipped with the first path channels and the first path channels；Lighting unit, the red light source including being installed on the blue-light source of one end green light source of first path channels far from third path channels, the one end for being installed on the second path channels, the one end for being installed on third path channels；Lens unit, the second reflector plate including being installed on the first reflector plate of the junction of the first path channels and the second path channels, the junction for being installed on the first path channels and third path channels, first reflector plate transmission green light simultaneously reflects blue light, and the second reflector plate transmission feux rouges simultaneously reflects green light and blue light；And light filling unit, the blue supplementary lighting sources including being removably installed in the one end of the second path channels far from blue-light source, the light that blue supplementary lighting sources issue reflex to green light source through the first reflector plate.So set, making the brightness of image of the projection of projector higher, viewing effect is more preferable.
Description
Technical field
The utility model relates to projection device technical field, in particular to the light engine of a kind of projector and projection
Instrument.
Background technique
Existing projector generally includes shell, lighting unit, lens unit, image formation prism, imaging unit and camera lens,
Wherein, the first path channels extended in a first direction are provided in shell and along the second direction for first direction being in angle
Parallel arrangement of second path channels and third path channels, the first path channels respectively with the second path channels and third optical path
Channel connection；Lighting unit includes green light source, blue-light source and red light source, and green light source is installed on the first path channels
One end far from third path channels, blue-light source are installed on one end of the second path channels, and red light source is installed on third light
One end of paths；Lens unit includes the first reflector plate and the second reflector plate, and the first reflector plate is installed on the first path channels
With the junction of the second path channels, the first reflector plate transmission green light simultaneously reflects blue light, and the second reflector plate is installed on the second optical path
The junction in channel and third path channels, the second reflector plate transmission feux rouges simultaneously reflect green light and blue light；Image formation prism is installed on
The one end of third path channels far from red light source, forms by the anaclasis of lighting unit to imaging unit and by imaging unit
Image reflex to camera lens.
However, the lighting unit of existing projector usually only three tunnel of green light source, blue-light source and green light source
Light source will lead to projector and do not reach requirement because its light-source brightness is limited when projector needs the light of higher brightness to be imaged,
And then the image of projector projects is caused smudgy problem occur.
Utility model content
The main purpose of the utility model is to provide a kind of projector, it is intended to the performance of the projector is improved, so that institute
The image brilliance for stating projector projects is higher.
To achieve the above object, the utility model proposes a kind of projector comprising: shell, be equipped with along first direction
The first path channels for extending and along with first direction in parallel arrangement of second path channels of second direction of angle and the
Three path channels, one end of first path channels pass through the middle part of second path channels and the third path channels
Connection；
Lighting unit, including green light source, blue-light source and red light source, the green light source are installed on described first
The one end of path channels far from the third path channels, the blue-light source are installed on one end of second path channels,
The red light source is installed on the one end in third light source channel；
Lens unit, including the first reflector plate and the second reflector plate, first reflector plate are installed on first optical path
The junction in channel and second path channels, first reflector plate transmit green light and reflect blue light, second reflection
Piece is installed on the junction of first path channels and the third path channels, and the second reflector plate transmission feux rouges is simultaneously anti-
Penetrate green light and blue light；And
Light filling unit, including blue supplementary lighting sources, the blue supplementary lighting sources are mounted at second optical path
The one end of channel far from the blue-light source, the light that the blue supplementary lighting sources issue reflex to described through first reflector plate
Green light source.
Preferably, second path channels are provided through mounting hole far from one end of the blue supplementary lighting sources；Institute
Stating light filling unit further includes cover board, and the cover board and the shell are detachably connected and cover the mounting hole and be arranged, the indigo plant
Color supplementary lighting sources are mounted at the surface that the cover board faces the mounting hole.
Preferably, it is provided with the first magnetic part on the blue supplementary lighting sources, is provided on the cover board and described first
Magnetic the second different magnetic part of magnetic part, the blue supplementary lighting sources and the cover board pass through first magnetic part with it is described
Second magnetic part magnetic absorption.
Preferably, the light filling unit further includes the first optically focused convex lens, and the first optically focused convex lens is installed on described
In second path channels and positioned at the light emission side of the blue supplementary lighting sources.
Preferably, the light filling unit further includes the mounting cylinder of open at both ends, one end of the mounting cylinder and the shell
Connect mounting hole setting described in simultaneously face；The first optically focused convex lens is installed in the mounting cylinder；The cover board with it is described
Mounting cylinder is fixedly connected far from one end of the shell.
Preferably, the inner wall of the mounting cylinder is convexly equipped with multiple positive stop lug boss along its circumferentially-spaced arrangement, the peace
The inner wall of fitted tube is also convexly equipped with the annular slab along its circumferentially extending, and the annular slab is located at multiple positive stop lug boss far from institute
It states the side of cover board and the annular slab is arranged laterally beyond each positive stop lug boss；The first optically focused convex lens installation
Between multiple positive stop lug boss, and the one end of the first optically focused convex lens far from the cover board is supported with the annular slab
It connects.
Preferably, the two opposite sides of the periphery wall of the mounting cylinder are convexly equipped with erecting bed, and each erecting bed runs through
It is provided with through-hole；The outer surface correspondence of the shell is convexly equipped with two cooperation platforms, and each cooperation platform is provided with fixation hole；It is described
Projector further includes two fasteners, each fastener pass through an erecting bed on through-hole on corresponding cooperation platform
Matching hole is connected and fixed.
Preferably, the outer surface of the shell is convexly equipped with the baffle positioned at the mounting hole side, the baffle be used for
The periphery wall of the mounting cylinder abuts；And/or the hole edge portion of the mounting hole is recessed, forms locating notch；The mounting cylinder
One end of the neighbouring mounting hole is provided with the positioning protrusion with locating notch cooperation.
Preferably, the third path channels in a second direction on length be greater than second path channels along second party
Upward length, periphery wall of the third path channels adjacent to the mounting hole side are recessed with locating slot；The mounting cylinder
Periphery wall be convexly equipped with the locating convex block mating with the locating slot.
Preferably, the mounting cylinder has gap between one end and the shell of the mounting hole；The projection
Instrument further includes the second optically focused convex lens, and the second optically focused convex lens is installed on the mounting cylinder adjacent to one end of the mounting hole
Between the shell.
The technical solution of the utility model, by the way that extend in a first direction first is arranged in the shell of the projector
Path channels and along with first direction be in angle parallel arrangement of second path channels of second direction and third path channels,
One end of first path channels passes through second path channels and is connected to the middle part of the third path channels；Described
One optical path is equipped with green light source far from one end of the third optical path, and one end of second path channels is equipped with blue light
Source, one end of the third path channels are equipped with red light source, first path channels and second path channels
Junction is provided with the first reflector plate, and first reflector plate transmits green light and reflects blue light, first path channels and institute
The junction for stating third path channels is provided with the second reflector plate, and second reflector plate transmits feux rouges and reflects green light and indigo plant
Light；The blue supplementary lighting sources are removably installed in the described one end of second path channels far from the blue-light source, described
The light that blue supplementary lighting sources issue reflexes to the green light source through first reflector plate.So set, can be according to reality
Demand selection uses the light filling unit, the brightness of the light source of the projector is ensured that in this way, so that the projection
The brightness of the image of instrument projection is higher.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the light path schematic diagram of the utility model projector；
Fig. 2 is the cross-sectional view of the utility model projector；
Fig. 3 is the structural schematic diagram of mounting cylinder in Fig. 2；
Fig. 4 is the structural schematic diagram of shell in Fig. 2.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Projector | 42 | Cover board |
| 10 | Shell | 43 | First optically focused convex lens |
| 20 | Lighting unit | 44 | Mounting cylinder |
| 30 | Lens unit | 441 | Positive stop lug boss |
| 40 | Light filling unit | 442 | Annular slab |
| 11 | First path channels | 443 | Erecting bed |
| 12 | Second path channels | 443a | Through-hole |
| 13 | Third path channels | 15 | Cooperate platform |
| 21 | Green light source | 15a | Fixation hole |
| 22 | Blue-light source | 16 | Baffle |
| 23 | Red light source | 17 | Locating notch |
| 31 | First reflector plate | 444 | Positioning protrusion |
| 32 | Second reflector plate | 18 | Locating slot |
| 41 | Blue supplementary lighting sources | 445 | Locating convex block |
| 14 | Mounting hole | 15 | Second optically focused convex lens |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot
It is interpreted as its relative importance of indication or suggestion or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection scope within.
The utility model proposes a kind of projectors, referring to Fig.1 and 2, Fig. 1 shows the light of the utility model projector
Road schematic diagram, Fig. 2 shows the cross-sectional view of the projector of the utility model, the projector 100 includes shell 10, lighting unit
20, lens unit 30 and light filling unit 40；Wherein, the shell 10 is equipped with the first path channels 11 extended in a first direction
It is described and along parallel arrangement of second path channels 12 of second direction and third path channels 13 for first direction being in angle
One end of first path channels 11 passes through second path channels 12 and is connected to the middle part of the third path channels 13；It is described
Lighting unit 20 includes green light source 21, blue-light source 22 and red light source 23, and the green light source 21 is installed on described the
The one end of one path channels 11 far from the third path channels 13, the blue-light source 22 are installed on second path channels
12 one end, the red light source 23 are installed on one end of the third path channels 13；The lens unit 30 includes first
Reflector plate 31 and the second reflector plate 32, first reflector plate 31 are installed on first path channels 11 and second optical path
The junction in channel 12, first reflector plate 31 transmit green light and reflect blue light, and second reflector plate 32 is installed on described
The junction of first path channels 11 and the third path channels 13, second reflector plate 32 transmit feux rouges and reflect green light
And blue light；The light filling unit 40 includes blue supplementary lighting sources 41, and the blue supplementary lighting sources 41 are mounted at described
The one end of second path channels 12 far from the blue-light source 22, the light that the blue supplementary lighting sources 41 issue are anti-through described first
It penetrates piece 31 and reflexes to the green light source 21.
It should be noted that the shell 10 is the load-bearing part of the projector 100, for the projector 100
The installation of lighting unit 20, lens unit 30, light filling unit 40 and other units, this allows for itself needs of shell 10
Certain intensity；The lighting unit 20 can generate a large amount of heat when working, and the light that the lighting unit 20 issues exists
When being propagated in the shell 10, also results in the shell 10 and generate heat.In view of the shell 10 should be certain intensity, simultaneously
Certain heat-sinking capability is needed again, and the shell 10 generallys use metal material and is made, such as iron, aluminium etc., just different herein
One lists.There are many kinds of the shapes of the shell 10, the shape of the shell 10 mainly with the first light on the shell 10
The setting of paths 11, second path channels 12 and the third path channels 13 is related, first path channels
The middle part that 11 one end passes through second path channels 12 is connected to the middle part of the third path channels 13, i.e., and described first
Path channels 11, second path channels 12 and the third path channels 13 are in " soil " set up of character patt ern, therefore, the shell
The rough shape of body 10 also " soil " set up of character patt ern.First path channels 11 and second path channels 12 and the third
Path channels 13 are respectively in 0 °~90 ° angle settings.Preferably, first path channels 11 respectively with second optical path
Channel 12 and the third path channels 13 are vertically arranged, and such setting has convenient for the setting of the lens unit 30.
The mounting means of the green light source 21 of the lighting unit 20, blue-light source 22 and red light source 23 has very much
Kind, the green light source 21, the blue-light source 22 and the red light source 23 can by directly by clamping in a manner of fix
It is installed in corresponding path channels；The green light source 21, the blue-light source 22 and the red light source 23 can also be with
It is fixedly installed in corresponding path channels by screw；The green light source 21, the blue-light source 22 and the red
Light source 23 can also be fixedly installed in corresponding path channels by way of bonding, be just not listed one by one herein.
There are many kinds of first reflector plates 31 of the lens unit 30 and the mounting means of second reflector plate 32, described
First reflector plate 31 and second reflector plate 32 can be installed on corresponding position, first reflection by way of grafting
Piece 31 and second reflector plate 32 can also be installed on corresponding position by way of bonding, just be not listed one by one herein
?.
There are many kinds of the mounting means of the blue supplementary lighting sources 41 of the light filling unit 40, and the blue supplementary lighting sources 41 can
To be connected by a snap, screw connects, grafting and other modes are connect with the shell 10, allows for the blue in this way and mends
Radiant 41 can tear the operation for filling, and then being convenient for user open.
In the projector 100 work, when light propagation to first reflector plate 31 that the green light source 21 issues,
It is directed through first reflector plate 31 and propagates to second reflector plate 32, the light propagation that the blue-light source 22 issues to institute
When stating the first reflector plate 31, second reflector plate 32 can be reflexed to by first reflector plate 31；Green light and blue light pass
When casting to second reflector plate 32, the imaging unit of the projector 100 can be reflexed to by second reflector plate 32, it is described
When light propagation to second reflector plate 32 that red light source 23 issues, be directed through second reflector plate 32 propagate to it is described
Imaging unit.Due to light three primary colors be it is green, blue, red, when red light, green light and blue light mixing after will form
White light, the image this assures the imaging unit shape is colored.If the image brilliance that the projector 100 projects
It is darker and when can not all change the influence brightness that the projector 100 projects by adjusting the lighting unit 20, it can will
The light filling unit 40 is installed on the shell 10, and the blue light that the blue supplementary lighting sources 41 of the light filling unit 40 issue passes
When casting on first reflector plate 31, first reflector plate 31 can reflex to the light that the blue supplementary lighting sources 41 issue
The green light source 21, the brightness of the light obtained after being mixed due to blue light with green light are greater than the original brightness of green light,
That is, being capable of increasing the brightness for the light that the green light source 21 issues, this just makes after increasing a blue supplementary lighting sources 41
The light luminance of imaging unit must be propagated to by second reflector plate 32 than original brightness, so that the projection
The image that instrument 100 is cast out is more clear, brightness is brighter.It, can if the image brilliance that the projector 100 projects is higher
The light filling unit 40 to be disassembled from the shell 10.So set, can satisfy the projector 100
The projection of different brightness, and then increase the scope of application of the projector 100.
It is worth noting that, the shell 10 of the projector 100 can either be applicable in three Lu Guanglu, it can also be applicable in four Lu Guang
Road, which increases the range of fit of the shell 10 of the projector 100, are used to separately fabricated applicable three without setting
The shell 10 of the shell 10 of the projector 100 of road optical path and the projector 100 for being applicable in four tunnel optical paths, thus without opening up two kinds
Different molds produces different shells 10, and then can reduce production cost.
It should be noted that one in the utility model is real there are many kinds of the mounting means of the blue supplementary lighting sources 41
It applies in example, second path channels 12 are provided through mounting hole 14 far from one end of the blue supplementary lighting sources 41；It is described
Light filling unit 40 further includes cover board 42, and the cover board 42 is detachably connected with the shell 10 and covers the mounting hole 14 and sets
It sets, the blue supplementary lighting sources 41 are mounted at the surface that the cover board 42 faces the mounting hole 14.So set,
Have convenient for the installation and removal of the blue supplementary lighting sources 41, while being also convenient for the cover board 42 and covering the mounting hole 14, into
And also just have convenient for being connected and fixed between the light filling unit 40 and the shell 10.
There are many kinds of the connection types of the blue supplementary lighting sources 41 and the cover board 42, for example, the blue light filling light
It can be connected by magnet assembly between source 41 and the cover board 42, i.e., be provided with the first magnetism on the described blue supplementary lighting sources 41
Part, is provided on the cover board 42 and magnetic the second different magnetic part of first magnetic part, first magnetic part and institute
The second magnetic part magnetic absorption is stated, so that the blue supplementary lighting sources 41 are fixedly installed on the cover board 42.For another example, described
It is connected by a snap between blue supplementary lighting sources 41 and the cover board 42, i.e., is provided with button hook on the described blue supplementary lighting sources 41,
Be provided with button bit on the cover board 42, the button hook and the button bit snapping so that the blue supplementary lighting sources 41 with it is described
Cover board 42 connects.
There are many kinds of the connection types of the cover board 42 and the shell 10, for example, the cover board 42 and the shell 10
Between be connected by screw to fixation, i.e., the described cover board 42 is provided through relief hole, is correspondingly arranged on screw on the shell 10
Hole, the relief hole that screw passes through on the cover board 42 is threadedly coupled with the screw hole on the shell 10, by the cover board 42
It is connected and fixed with the shell 10.For another example, it is connected by a snap fixation between the cover board 42 and the shell 10, i.e., the described lid
Plate 42 is provided through button hole, and the shell 10 is convexly equipped with button platform, the button platform and the button hole snapping, so that the cover board
42 are connected and fixed with the shell 10.
Fig. 1 is please referred in an embodiment of the utility model in order to improve the utilization rate of the blue supplementary lighting sources 41
And Fig. 2, the light filling unit 40 further include the first optically focused convex lens 43, the first optically focused convex lens 43 is installed on described second
In path channels 12 and positioned at the light emission side of the blue supplementary lighting sources 41.Since the first optically focused convex lens 43 has convergence
The effect of light, and the gap between the first optically focused convex lens 43 and the blue supplementary lighting sources 41 is smaller, and this just makes
The light for obtaining the blue sending of supplementary lighting sources 41, which is substantially all, propagates to the first optically focused convex lens 43, and first optically focused is convex
Lens 43 propagate to first reflector plate 31 after converging blue light, so that the indigo plant that the blue supplementary lighting sources 41 issue
Coloured light can all propagate to first reflector plate 31, so improve the blue light filling about utilization rate.
The installation of the first optically focused convex lens 43 please refers to figure in an embodiment of the utility model for convenience
2, the light filling unit 40 further includes the mounting cylinder 44 of open at both ends, and one end of the mounting cylinder 44 is connect with the shell 10
And mounting hole 14 described in face is arranged；The first optically focused convex lens 43 is installed in the mounting cylinder 44；The cover board 42 with
The mounting cylinder 44 is fixedly connected far from one end of the shell 10.So set, convenient for the first optically focused convex lens 43
Installation, while being also convenient for the installation and removal of the light filling unit 40.
Further, please with reference to Fig. 3, the inner wall of the mounting cylinder 44 is convexly equipped with along the more of its circumferentially-spaced arrangement
A positive stop lug boss 441, the inner wall of the mounting cylinder 44 are also convexly equipped with the annular slab 442 along its circumferentially extending, the annular slab
442 are located at multiple sides of the positive stop lug boss 441 far from the cover board 42, and the annular slab 442 is laterally beyond each described
Positive stop lug boss 441 is arranged；The first optically focused convex lens 43 is installed between multiple positive stop lug boss 441, and described
The one end of one optically focused convex lens 43 far from the cover board 42 is abutted with the annular slab 442.So set, having convenient for described
The assembly and disassembly of one optically focused convex lens 43 and the mounting cylinder 44.
Further, referring to figure 3. and Fig. 4, the two opposite sides of the periphery wall of the mounting cylinder 44 are convexly equipped with erecting bed
443, each erecting bed 443 is provided through through-hole 443a；The outer surface correspondence of the shell 10 is convexly equipped with two cooperation platforms
15, each cooperation platform 15 is provided with fixation hole 15a；The projector 100 further includes two fasteners, each fastener
Through-hole 443a on an erecting bed 443 is connected and fixed with the matching hole on corresponding cooperation platform 15.So set, just
In being connected and fixed for the mounting cylinder 44 and the shell 10.
It is specifically intended that the mounting hole 14 on each erecting bed 443 be along with first direction and second direction
When vertical third direction extends, at this point, the fastener is that lateral lock is paid, the shell 10 and institute are avoided in this way
It states mounting cylinder 44 and influences the lock of the fastener and pay, and then being connected and fixed convenient for the mounting cylinder 44 and the shell 10.
For the ease of the positioning of the mounting cylinder 44, in an embodiment of the utility model, referring to figure 4., the shell
The outer surface of body 10 is convexly equipped with the baffle 16 positioned at 14 side of mounting hole, and the baffle 16 is used for and the mounting cylinder 44
Periphery wall abut.So set, convenient for the location and installation between the mounting cylinder 44 and the shell 10.
In another embodiment of the utility model, referring to figure 3. and Fig. 4, the hole edge portion of the mounting hole 14 is recessed,
Form locating notch 17；The mounting cylinder 44 is provided with and the locating notch 17 cooperation adjacent to one end of the mounting hole 14
Positioning protrusion 444.So set, equally convenient for the location and installation between the mounting cylinder 44 and the shell 10.
It should be noted that can be simultaneously using baffle 16 and positioning between the mounting cylinder 44 and the shell 10
Notch 17 and positioning protrusion 444 position, and only the baffle 16 divides with the locating notch 17 and the positioning protrusion 444
Set on the two opposite sides of the mounting hole 14.
In the other embodiments of the utility model, other can also be used between the mounting cylinder 44 and the shell 10
Mode position, for example, referring to figure 3. and Fig. 4, the third path channels 13 in a second direction on length be greater than described the
Two path channels 12 in a second direction on length, periphery wall of the third path channels 13 adjacent to 14 side of mounting hole
It is recessed with locating slot 18；The periphery wall of the mounting cylinder 44 is convexly equipped with the locating convex block mating with the locating slot 18
445.The location and installation of the mounting cylinder 44 and the shell 10 equally may be implemented in this way.
In order to further improve the utilization rate of the light of the sending of the blue supplementary lighting sources 41, the one of the utility model
In embodiment, referring to Fig.1 and 2, the light filling unit 40 further includes the second optically focused convex lens 15, second collector lens
It is installed on the light emission side of the first optically focused convex lens 43.The blue light warp that the blue supplementary lighting sources 41 issue is allowed in this way
It is acted on after convergence twice, the light issued so as to avoid the blue supplementary lighting sources 41 scatters to elsewhere, and then improves
The utilization rate of the light of the sending of the blue supplementary lighting sources 41.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Under the utility model design of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of projector characterized by comprising
Shell, equipped with the first path channels extended in a first direction and along parallel in the second direction of angle with first direction
The second path channels and third path channels being arranged, one end of first path channels pass through second path channels with
The middle part of the third path channels is connected to；
Lighting unit, including green light source, blue-light source and red light source, the green light source are installed on first optical path
The one end of channel far from the third path channels, the blue-light source is installed on one end of second path channels, described
Red light source is installed on the one end in third light source channel；
Lens unit, including the first reflector plate and the second reflector plate, first reflector plate are installed on first path channels
With the junction of second path channels, first reflector plate transmits green light and reflects blue light, the second reflector plate peace
Junction loaded on first path channels and the third path channels, second reflector plate transmit feux rouges and reflect green
Light and blue light；And
Light filling unit, including blue supplementary lighting sources, the blue supplementary lighting sources are mounted at second path channels
One end far from the blue-light source, the light that the blue supplementary lighting sources issue reflex to the green through first reflector plate
Light source.
2. projector as described in claim 1, which is characterized in that second path channels are far from the blue supplementary lighting sources
One end be provided through mounting hole；The light filling unit further includes cover board, and the cover board and the shell are detachably connected simultaneously
The mounting hole setting is covered, the blue supplementary lighting sources are mounted at the table that the cover board faces the mounting hole
Face.
3. projector as claimed in claim 2, which is characterized in that it is provided with the first magnetic part on the blue supplementary lighting sources,
It is provided on the cover board and magnetic the second different magnetic part of first magnetic part, the blue supplementary lighting sources and the lid
Plate passes through first magnetic part and the second magnetic part magnetic absorption.
4. projector as claimed in claim 2, which is characterized in that the light filling unit further includes the first optically focused convex lens, institute
State the light emission side that the first optically focused convex lens is installed in second path channels and is located at the blue supplementary lighting sources.
5. projector as claimed in claim 4, which is characterized in that the light filling unit further includes the mounting cylinder of open at both ends,
One end of the mounting cylinder connect mounting hole setting described in simultaneously face with the shell；
The first optically focused convex lens is installed in the mounting cylinder；
The cover board is fixedly connected with the mounting cylinder far from one end of the shell.
6. projector as claimed in claim 5, which is characterized in that the inner wall of the mounting cylinder is convexly equipped with circumferentially-spaced along its
Multiple positive stop lug boss of arrangement, the inner wall of the mounting cylinder are also convexly equipped with the annular slab along its circumferentially extending, the annular slab
Positioned at multiple sides of the positive stop lug boss far from the cover board and the annular slab is laterally beyond each positive stop lug boss
Setting；
The first optically focused convex lens is installed between multiple positive stop lug boss, and the first optically focused convex lens is far from institute
The one end for stating cover board is abutted with the annular slab.
7. projector as claimed in claim 5, which is characterized in that the two opposite sides of the periphery wall of the mounting cylinder are convexly equipped with
Erecting bed, each erecting bed are provided through through-hole；
The outer surface correspondence of the shell is convexly equipped with two cooperation platforms, and each cooperation platform is provided with fixation hole；
The projector further includes two fasteners, and the through-hole that each fastener passes through on an erecting bed is matched with corresponding
The matching hole closed on platform is connected and fixed.
8. projector as claimed in claim 5, which is characterized in that the outer surface of the shell is convexly equipped with positioned at the mounting hole
The baffle of side, the baffle with the periphery wall of the mounting cylinder for abutting；And/or
The hole edge portion of the mounting hole is recessed, forms locating notch；The mounting cylinder is arranged adjacent to one end of the mounting hole
There is the positioning protrusion with locating notch cooperation.
9. projector as claimed in claim 5, which is characterized in that the third path channels in a second direction on length it is big
In second path channels in a second direction on length, periphery of the third path channels adjacent to the mounting hole side
Wall is recessed with locating slot；
The periphery wall of the mounting cylinder is convexly equipped with the locating convex block mating with the locating slot.
10. projector as claimed in claim 9, which is characterized in that the one end and institute of the mounting cylinder adjacent to the mounting hole
Stating has gap between shell；
The projector further includes the second optically focused convex lens, and it is neighbouring described that the second optically focused convex lens is installed on the mounting cylinder
Between one end of mounting hole and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821405601.0U CN208766451U (en) | 2018-08-29 | 2018-08-29 | The light engine and projector of projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821405601.0U CN208766451U (en) | 2018-08-29 | 2018-08-29 | The light engine and projector of projector |
Publications (1)
| Publication Number | Publication Date |
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| WO2021259037A1 (en) * | 2020-06-24 | 2021-12-30 | 成都极米科技股份有限公司 | Light source apparatus and projection display device |
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| WO2021259037A1 (en) * | 2020-06-24 | 2021-12-30 | 成都极米科技股份有限公司 | Light source apparatus and projection display device |
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