CN105589286B - Projection arrangement - Google Patents
Projection arrangement Download PDFInfo
- Publication number
- CN105589286B CN105589286B CN201510988387.0A CN201510988387A CN105589286B CN 105589286 B CN105589286 B CN 105589286B CN 201510988387 A CN201510988387 A CN 201510988387A CN 105589286 B CN105589286 B CN 105589286B
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- Prior art keywords
- heat
- ray machine
- passage
- projection arrangement
- machine housing
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Classifications
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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
- G03B21/16—Cooling; Preventing overheating
-
- 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
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/008—Projectors using an electronic spatial light modulator but not peculiar thereto using micromirror devices
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The present invention discloses a kind of projection arrangement, by the way that colour wheel module is enclosed in the first cavity of the Part I of the ray machine housing, and passage of heat is set between the body of the first side wall of the Part I and the ray machine housing, so that the first air-flow flows along the first side wall and removes the ray machine housing, so that the heat that the colour wheel module is produced and is conducted to the first side wall is discharged into the ray machine housing, realization does not have dust into first cavity while radiating to the colour wheel module, i.e., realize avoid while radiated to the colour wheel module by the colour wheel module it is exposed in air channel caused by dust accretions phenomenon, prevent optical filter light transmittance decline caused by projection arrangement brightness decline, Consumer's Experience can be improved and the colour wheel module service life can be extended.
Description
Technical field
A kind of projection arrangement of present invention description, it is espespecially a kind of to realize dust-proof projection while radiated to colour wheel module
Device.
Background technology
The technology of DLP projection arrangements is a kind of full-digital reflective shadow casting technique, and its feature is Digital Advantage first：Numeral
The use of technology, improves gradation of image grade, and picture noise disappears, and image quality is stable, and digital picture is very accurate；Secondly
It is reflection advantage.DLP projection arrangements definition is high, picture is uniform, and color is sharp keen, fine and smooth, naturally true to nature, and three machines can reach very
High brightness, and can random zoom, adjust very convenient.
The operation principle of DLP projection arrangements is the illuminating bundle for being sent light source, and the colour wheel module by rotation is by light
Line, which is filtered into after three kinds of colors of red, green, blue, to be delivered to display module to be converted into image strip, then by projection lens by image light
Beam, which is projected on screen, forms picture, so as to provide splendid visual effect for spectator.
The colour wheel module of DLP projection arrangements of the prior art at work due to directly by lamp irradiation and temperature compared with
It is high, it is therefore desirable to which that colour wheel module is radiated.The existing radiating mode to colour wheel module typically by fan air-flow
Directly blow to colour wheel module to radiate to colour wheel module, i.e. the colour wheel module is directly exposed in air channel.But directly
Colour wheel module is directly exposed in air channel, dust accretions are just had in use for some time to the optical filter of colour wheel module
On, and dust can absorb light, so as to cause light transmittance of optical filter to decline, cause the brightness of DLP projection arrangements to decline, and influence user
Use.Therefore, DLP projection arrangements using then needed after a period of time to colour wheel module carry out dedusting, it is however generally that, utilize dismounting
The method of projection arrangement, which carrys out dedusting, to be needed to take professional service organizations, is wasted time and energy.
Therefore, it is necessary to a kind of new projection arrangement be provided, to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of projection arrangement, also have while being radiated to colour wheel module dust-proof
Effect.
For up to above-mentioned purpose, the invention provides a kind of projection arrangement, comprising：
Shell；
Colour wheel module, in the shell；
Ray machine housing, first is formed with the shell, and between the bottom of the ray machine housing and the bottom plate of the shell
Heat dissipation channel, the ray machine housing includes Part I and the body that is connected with the Part I, and the Part I has the
One cavity and the first side wall, first cavity are used to house and close the colour wheel module, and the first side wall is towards the body；
Fan, to provide the first air-flow to first heat dissipation channel；
Passage of heat, is arranged between the first side wall and the body, the passage of heat to guide via this first dissipate
First air-flow of the passage of heat flows along the first side wall and removes the ray machine housing, by the colour wheel module produce and conduct to
Heat on the first side wall discharges the ray machine housing.
Preferably, the passage of heat is through hole, the first end of the through hole is neighbouring and towards the bottom plate, the second end of the through hole
Positioned at the top of the ray machine housing, the wherein first end is relative with second end, and the top is relative with the bottom.
Preferably, the ray machine housing also includes multiple second sidewalls, the plurality of second sidewall should with the first side wall definition
Passage of heat.
Preferably, the plurality of second sidewall is located on the Part I；Or the plurality of second sidewall is located on the body；
Or a part for the plurality of second sidewall is located on the Part I, another part is located on the body.
Formed preferably, the passage of heat is enclosed to set by three second sidewalls and the first side wall, wherein, two this second
Side wall is located on the Part I, and the second sidewall is located on the body.
Preferably, the projection arrangement also includes baffle plate, the baffle plate setting is in the bottom, and the baffle plate is logical positioned at the heat conduction
Side of the road away from the fan, first air-flow to guide via first heat dissipation channel enters the passage of heat.
Preferably, the baffle plate is to extend to be formed and/or from the second sidewall extended to be formed from the first side wall；Or the gear
Plate is fixed on the bottom by retaining element.
Preferably, the passage of heat is beeline channel or curved channel.
Preferably, the baffle plate is straight panel, " U " template or " П " template, and the baffle plate is relative with the air-supply face of the fan
Should.
Preferably, the fan is arranged at the side of the ray machine housing.
Compared with prior art, the present invention provides a kind of projection arrangement, by the way that colour wheel module is enclosed in into the ray machine housing
Part I the first cavity in, and set and lead between the body of the first side wall of the Part I and the ray machine housing
The passage of heat, the colour wheel module so that the first air-flow flows along the first side wall and removes the ray machine housing, produced and conducted
Heat on to the first side wall discharges the ray machine housing, and realization does not have dust entrance while radiating to the colour wheel module should
First cavity, i.e. realization avoid while radiated to the colour wheel module by the colour wheel module it is exposed in air channel caused by
The phenomenon of dust accretions, it is therefore prevented that the brightness of projection arrangement caused by the decline of the light transmittance of optical filter declines, and can improve user
Experience and the colour wheel module service life can be extended.
Brief description of the drawings
Fig. 1 is the projection arrangement of the embodiment of the present invention in the partial structural diagram of first direction.
Fig. 2 is the projection arrangement of the embodiment of the present invention in the partial structural diagram of second direction.
Fig. 3 is the projection arrangement of the embodiment of the present invention in the partial structural diagram of third direction.
Fig. 4 is the projection arrangement of the embodiment of the present invention in the partial structural diagram of fourth direction.
Embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
Referring to figs. 1 to the structural representation for shown in Fig. 4, disclosing projection arrangement of the present invention.Fig. 1 is the embodiment of the present invention
Projection arrangement is in the partial structural diagram of first direction, and Fig. 2 is the projection arrangement of the embodiment of the present invention in the office of second direction
Portion's structural representation, Fig. 3 is the partial structural diagram in third direction of the projection arrangement of the embodiment of the present invention, and Fig. 4 is this
The projection arrangement of inventive embodiments is in the partial structural diagram of fourth direction.Projection arrangement of the present invention is used to project image.Throw
Image device includes shell 11, colour wheel module 12, ray machine housing 13, fan 14, the first heat dissipation channel 15 and passage of heat 16.Below
The concrete function of each component of projection arrangement is described.In addition, for purposes of illustration only, specific justice is with perpendicular to one another two-by-two
X-axis, Y-axis and Z axis.
The shell 11 has relative top plate 110 and bottom plate 111 and four side plates, and the shell 11 is used to house the colour wheel
Module 12, the ray machine housing 13, the fan 14, first heat dissipation channel 15, the passage of heat 16 and light source 18.Preferably,
11 pairs of the shell should the position of fan 14 be provided with air inlet so that external air flow enters the housing 11 via the air inlet,
But it is not limited.
The colour wheel module 12 has optical filter 120, and the optical filter 120 is used to filter the light via the optical filter 120.
The ray machine housing 13 is used for the ray machine (ray machine includes the colour wheel module 12) for housing the projection arrangement, the ray machine shell
The first heat dissipation channel 15 is formed between the bottom 133 of body 13 and the bottom plate 111, the ray machine housing 13 includes connected Part I
131 and body 132, the Part I 131 has the first cavity 1313 and the first side wall 1310, and first cavity 1313 is used to hold
Put and close the colour wheel module 12, can prevent dust accretions from the colour wheel module 12, especially preventing dust accretions to the color
On the optical filter 120 for taking turns module 12, and then the luminance-reduction of projection arrangement is prevented, improve Consumer's Experience.In addition, can also prevent from throwing
Other heater elements in image device influence the colour wheel module 12.
The fan 14 is used to provide the first air-flow, to be radiated to the colour wheel module 12.
The passage of heat 16 is arranged between the first side wall 1310 and the body 132, and the passage of heat 16 is to draw
Lead and flow and remove the ray machine housing 13 along the first side wall 1310 via first air-flow of first heat dissipation channel 15, will
The colour wheel module 12, which is produced and conducted on the first side wall 1310 heat, discharges the ray machine housing 13, so as to realize to the color
Wheel module 12 is radiated and (referred in Fig. 2 shown in arrow F).Preferably, the ray machine housing 13 is made from a material that be thermally conductive, but not with
This is limited.
Wherein, as shown in Figures 1 to 4, first air-flow (being represented in Fig. 2 and Fig. 3 with arrow F) is successively via the fan
14th, first heat dissipation channel 15 and the passage of heat 16 discharge the ray machine housing 13.In this way, because the present invention is by the radiating mould
Group 12 is closed in the first cavity 1313 of the Part I 131, in the first side wall 1310 and the ray machine of the Part I 131
Passage of heat is set between the body 132 of housing 13, is somebody's turn to do with first air-flow edge guided via first heat dissipation channel 15
The first side wall 1310 flows and removes the ray machine housing 13, so as to produce and conduct to the first side wall colour wheel module 12
Heat on 1310 discharges the ray machine housing 13, realization prevented while radiating to the colour wheel module 12 dust into this first
Cavity 1313 is simultaneously deposited on the colour wheel module 12, that is, being avoided while radiating to the colour wheel module 12 by the colour wheel mould
Group 12 it is exposed in air channel caused by dust accretions phenomenon, it is therefore prevented that thrown caused by the decline of the light transmittance of optical filter 120
The brightness of image device declines, and can improve Consumer's Experience and can increase the service life.
Further, the passage of heat 16 is through hole (referring to the dash area in Fig. 2, and Fig. 3 and Fig. 4), the through hole
First end 161 it is neighbouring and towards the bottom plate 111, the second end 162 of the through hole is located at the top 134 of the ray machine housing 13, its
In the first end 161 and second end 162 it is relative, the top 134 is relative with the bottom 133, so as to lead to via first radiating
Road 15 is guided over first air-flow come and enters the passage of heat 16, and being somebody's turn to do by the ray machine housing 13 via the first end 161
Top 134 excludes the ray machine housing 13, but as limit.Certainly, the position at second end 162 can also be located at the ray machine shell
The side of body 13, can also reach the effect radiated to the colour wheel module 12, specifically (such as be projected according to actual conditions by designer
The layout of device inner member) depending on.In practical application, the position at neighbouring second end 162 is provided with row on the shell 11
Gas port, the shell 11 is discharged by heat, that is, discharges the projection arrangement, is conducive to the radiating to the colour wheel module 12, also favorably
A relatively low level is maintained in the temperature of whole projection arrangement, and prevents from producing shadow to other elements in the shell 11
Ring.It should be strongly noted that the heat of generally ray machine can be gathered in the center of ray machine, and the passage of heat 16 of the invention is set
Be placed between the Part I 131 and the body 132, namely the ray machine housing 13 center, therefore, to ray machine radiate imitate
For fruit, the passage of heat 16 of the invention is arranged at the passage of heat at other positions of ray machine housing 13 better than other.
Further, the ray machine housing 13 also includes multiple second sidewalls, the plurality of second sidewall and the first side wall
1310 define the passage of heat 16.Further, the plurality of second sidewall is located on the Part I 131；Or the plurality of
Two side walls are located on the body 132；Or a part for the plurality of second sidewall is located on the Part I 131, another part
On the body 132.As shown in Figure 3 and Figure 4, in the present embodiment, the passage of heat 16 is by three second sidewalls 130 and is somebody's turn to do
The first side wall 1310, which encloses, to be set to be formed, wherein, two second sidewalls 130 are located on the Part I 131, the second sidewall
130 are located on the body 132.Generally, air flow and the contact area with hot object are bigger, the heat taken away by air flow
Also more, radiating effect is also better, therefore, and three side walls in four side walls of this passage of heat 16 of the invention are located at
Structure design on the Part I 131 can produce preferable radiating effect to the colour wheel module 12, simultaneously as another
Two side walls 130 are located on the body 132, can also realize and the body 132 is radiated.Certainly, being somebody's turn to do for the passage of heat 16 is defined
Distribution of multiple second sidewalls between the Part I 131 and the body 132 can be according to the colour wheel module 12 and the body 132
Depending on the heat condition of interior element, to balance radiating, preferable radiating effect is reached, without increase fan.Further,
The passage of heat 16 in the section in the first plane can for quadrangle (for example, rectangle), triangle, circle, ellipse or
Irregular shape, wherein, bearing of trend of first plane perpendicular to the passage of heat 16.Certainly, first plane is in the heat conduction
The section of diverse location can be different shapes on passage 16, but be not limited.
Further, as shown in figure 3, enclosing set the passage of heat 16 this two second be located on the Part I 131
Side wall 130 and the first side wall 1310 are in the throwing of the plane (plane where the X-axis of this in Fig. 3 and the Y-axis) where the bottom plate 111
Shadow is " F " type, is somebody's turn to do " F " type and complements each other to form the passage of heat 16 with the second sidewall 130 on the body 132.
In practical application, as in Figure 2-4, the projection arrangement also includes baffle plate 17, and the baffle plate 17 is arranged at the bottom
133, and the baffle plate 17 is located at the side of the passage of heat 16 away from the fan 14, to guide via first heat dissipation channel
15 first air-flow enters the passage of heat 16.Further, the baffle plate 17 be from the first side wall 1310 extension formed and/
Or prolong 130 from the second sidewall and stretch to be formed；Or the baffle plate 17 is fixed on the bottom 133 by retaining element.Further, should
Baffle plate 17 can be straight panel, " U " template or " П " template, and the baffle plate is corresponding with the air-supply face of the fan, but not with this
It is limited.
Further, the passage of heat 16 can be beeline channel or curved channel, but be not limited, specifically by designing
Depending on personnel are according to actual conditions.Further, when the passage of heat 16 is beeline channel, the passage of heat 16 can be vertical
The plane where bottom plate 111 in the shell 11, but be not limited.
Further, the fan 14 is arranged at the side of the ray machine housing 13.For example, the fan 14 is arranged at the body
132 the first side 1321 away from the Part I 131, the bottom 133 includes the He of the first bottom 1311 of the Part I 131
Second bottom 1320 of the body 132, accordingly, formed between second bottom 1320 and the bottom plate 111 of the shell 11 this
One heat dissipation channel 15, in this way, this first it is distinguished and admirable also can be while taking away conduction to the second bottom when flowing through first heat dissipation channel 15
On 1320 heat and discharge outside the ray machine housing 13, with simultaneously the element in the body 132 is radiated；Or, the wind
Fan 14 is arranged at the second side 1312 away from the body 132 of the Part I 131, first bottom 1311 and the shell 11
First heat dissipation channel 15 is formed between bottom plate 111, in this way, this first it is distinguished and admirable also can be simultaneously when flowing through first heat dissipation channel 15
Conduction is taken away to the heat on the first bottom 1311 and is discharged outside the ray machine housing 13, preferably to be carried out to the colour wheel module 12
Radiating；Or, the fan 14 is located at first bottom 1311 position adjacent with second bottom 1320, and the fan 14 is arranged at
The Part I 131 threeth side adjacent with the body 132, in this way, this first it is distinguished and admirable when flowing through first heat dissipation channel 15 also
It can simultaneously take away and conduct to the heat on the first bottom 1311 and second bottom plate 1320 and discharge outside the ray machine housing 13, with more
Good radiates to the ray machine, but is not limited.It should be strongly noted that the fan 14 can be arranged at the ray machine shell
Any side of body 13, as long as this that can realize that the fan 14 provides first distinguished and admirable is directed to this via first heat dissipation channel 15
Passage of heat 16, to be radiated to the colour wheel module 12.Further, as long as space and heat dissipation balancing allow, the fan 14
The bottom 133 of the ray machine housing 13 can also be arranged at.Certainly, the setting of the fan 14 of the invention is not limited to above-mentioned act
Example, specifically by designer according to actual conditions (the heating feelings of space layout, the colour wheel module 12 and the interior element of body 132
Condition) depending on.
Preferably, the body 132 can also have the second cavity, with it is accommodating and close the ray machine remove the colour wheel module 12
Other elements, realization is dust-proof while radiated to it, but is not limited.
In practical application, first heat dissipation channel 15 can also be to be arranged between the bottom plate 111 and the bottom 133
The air guide structure such as conduit or wind-lead-cover structure, the conduit or wind-lead-cover structure have the 3rd end and the 4th end, and this
Three ends to should fan 14, the 4th end to should first end 161, with more preferably, more concentrate guiding first fan 14 should
First is distinguished and admirable at the passage of heat 16.
Further, as shown in figure 3, the projection display element 19 of the light source 18 and the projection arrangement is located at the Part I
131st, outside first heat dissipation channel 15 and the passage of heat 16.Because the heat that the light source 18 is produced is more, the Projection Display
Element 19 can also produce heat, and the light source 18 and the projection display element 19 are arranged at into the Part I 131, first radiating
The light source 18 and 19 pairs of projection display element colour wheel module can be effectively avoided outside passage 15 and the passage of heat 16
12 and/or be arranged at the body 132 element influence.
In practical application, the fan 14 is larger, and the fan 14 provides that this is first distinguished and admirable and second distinguished and admirable simultaneously, and this second
It is distinguished and admirable to blow to the body 132, but be not limited.
To sum up, the present invention provides a kind of projection arrangement, by the Part I that colour wheel module is enclosed in the ray machine housing
The first cavity in, and passage of heat is set between the first side wall of the Part I and the body of the ray machine housing,
Flowed with first air-flow guided via first heat dissipation channel along the first side wall and remove the ray machine housing, by the color
The heat that wheel module is produced and conducted to the first side wall discharges the ray machine housing, while realization is radiated to the colour wheel module
Dust is not had into first cavity, i.e. realization avoids the colour wheel module is exposed while radiating to the colour wheel module
The phenomenon of dust accretions caused by air channel, it is therefore prevented that the brightness of projection arrangement caused by the decline of the light transmittance of optical filter
Decline, Consumer's Experience can be improved and the colour wheel module service life can be extended.
The present invention is been described by by above-mentioned related embodiment, but above-described embodiment is only the example for implementing the present invention.
It must be noted that, the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
In the range of the change and retouching made, belong to the scope of patent protection of the present invention.
Claims (10)
1. a kind of projection arrangement, it is characterised in that include：
Shell；
Colour wheel module, in the shell；
Ray machine housing, is formed with the first radiating in the shell, and between the bottom of the ray machine housing and the bottom plate of the shell
Passage, the ray machine housing includes Part I and the body being connected with the Part I, and the Part I has the first chamber
Body and the first side wall, first cavity are used to house and close the colour wheel module, and the first side wall is towards the body；
Fan, to provide the first air-flow to first heat dissipation channel；
Passage of heat, is arranged between the first side wall and the body, and the passage of heat is logical via first radiating to guide
First air-flow in road flows along the first side wall and removes the ray machine housing, by the colour wheel module produce and conduct to this
Heat on the wall of side discharges the ray machine housing；
Light source, is arranged at outside the Part I, first heat dissipation channel, the passage of heat.
2. projection arrangement as claimed in claim 1, it is characterised in that the passage of heat is through hole, the first end of the through hole is adjacent
Closely and towards the bottom plate, the second end of the through hole is located at the top of the ray machine housing, and the wherein first end is relative with second end,
The top is relative with the bottom.
3. projection arrangement as claimed in claim 1, it is characterised in that the ray machine housing also includes multiple second sidewalls, and this is more
Individual second sidewall defines the passage of heat with the first side wall.
4. projection arrangement as claimed in claim 3, it is characterised in that the plurality of second sidewall is located on the Part I；Or
The plurality of second sidewall of person is located on the body；It is another or a part for the plurality of second sidewall is located on the Part I
Part is located on the body.
5. projection arrangement as claimed in claim 4, it is characterised in that the passage of heat by three second sidewalls and this first
Side wall, which encloses, to be set to be formed, wherein, two second sidewalls are located on the Part I, and the second sidewall is located on the body.
6. projection arrangement as claimed in claim 1, it is characterised in that the projection arrangement also includes baffle plate, the baffle plate setting in
The bottom, and the baffle plate is located at side of the passage of heat away from the fan, to guide via first heat dissipation channel
First air-flow enters the passage of heat.
7. projection arrangement as claimed in claim 6, it is characterised in that the baffle plate to be formed to extend from the first side wall and/or
Extend to be formed from the second sidewall；Or the baffle plate is fixed on the bottom by retaining element.
8. projection arrangement as claimed in claim 1, it is characterised in that the passage of heat is beeline channel or curved channel.
9. projection arrangement as claimed in claim 1, it is characterised in that the baffle plate is straight panel, " U " template or " П " template,
And the baffle plate is corresponding with the air-supply face of the fan.
10. projection arrangement as claimed in claim 1, it is characterised in that the fan is arranged at the side of the ray machine housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988387.0A CN105589286B (en) | 2015-12-24 | 2015-12-24 | Projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988387.0A CN105589286B (en) | 2015-12-24 | 2015-12-24 | Projection arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105589286A CN105589286A (en) | 2016-05-18 |
| CN105589286B true CN105589286B (en) | 2017-11-07 |
Family
ID=55928970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510988387.0A Active CN105589286B (en) | 2015-12-24 | 2015-12-24 | Projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105589286B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678233B (en) * | 2016-08-01 | 2019-11-26 | 深圳光峰科技股份有限公司 | A kind of colour wheel mould group, light-source system and optical projection system |
| CN106019786A (en) * | 2016-08-08 | 2016-10-12 | 成都恒胜达科技有限公司 | Projector shell with dust prevention and heat dissipation functions |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1473279A (en) * | 2001-08-27 | 2004-02-04 | 索尼公司 | Liquid crystal projector |
| CN201017162Y (en) * | 2007-02-25 | 2008-02-06 | 李洪斌 | Dustproof heat radiating device of projector |
| CN101178533A (en) * | 2006-09-08 | 2008-05-14 | 马丁专业公司 | Silent moving head projector |
| CN101256342A (en) * | 2007-02-28 | 2008-09-03 | 明基电通股份有限公司 | Projector |
| CN102368135A (en) * | 2011-10-31 | 2012-03-07 | 深圳雅图数字视频技术有限公司 | Apparatus capable of preventing from dust and fume and overhead projector |
| CN103149782A (en) * | 2013-03-15 | 2013-06-12 | 宗鸿电子科技（昆山）有限公司 | Dustproof cover for projector color wheel |
| CN104635410A (en) * | 2013-11-12 | 2015-05-20 | 株式会社理光 | Light source apparatus and image projection apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5527059B2 (en) * | 2010-07-06 | 2014-06-18 | セイコーエプソン株式会社 | Light source device and projector |
-
2015
- 2015-12-24 CN CN201510988387.0A patent/CN105589286B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1473279A (en) * | 2001-08-27 | 2004-02-04 | 索尼公司 | Liquid crystal projector |
| CN101178533A (en) * | 2006-09-08 | 2008-05-14 | 马丁专业公司 | Silent moving head projector |
| CN201017162Y (en) * | 2007-02-25 | 2008-02-06 | 李洪斌 | Dustproof heat radiating device of projector |
| CN101256342A (en) * | 2007-02-28 | 2008-09-03 | 明基电通股份有限公司 | Projector |
| CN102368135A (en) * | 2011-10-31 | 2012-03-07 | 深圳雅图数字视频技术有限公司 | Apparatus capable of preventing from dust and fume and overhead projector |
| CN103149782A (en) * | 2013-03-15 | 2013-06-12 | 宗鸿电子科技（昆山）有限公司 | Dustproof cover for projector color wheel |
| CN104635410A (en) * | 2013-11-12 | 2015-05-20 | 株式会社理光 | Light source apparatus and image projection apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105589286A (en) | 2016-05-18 |
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