CN101782716A - Shutter projector dustproof system - Google Patents
Shutter projector dustproof system Download PDFInfo
- Publication number
- CN101782716A CN101782716A CN201010042703A CN201010042703A CN101782716A CN 101782716 A CN101782716 A CN 101782716A CN 201010042703 A CN201010042703 A CN 201010042703A CN 201010042703 A CN201010042703 A CN 201010042703A CN 101782716 A CN101782716 A CN 101782716A
- Authority
- CN
- China
- Prior art keywords
- projector
- dust
- control system
- window shutter
- shutter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims description 16
- 238000012856 packing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005855 radiation Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
Landscapes
- Projection Apparatus (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to a shutter projector dustproof system which comprises a projector exhaust wall. The shutter projector dustproof system also comprises a shutter, wherein the shutter is arranged at the projector exhaust wall to enable an exhaust hole of a projector to be communicated with the outside or close the exhaust hole of the projector for preventing dust from entering. The shutter projector dustproof system enables the shutter to be arranged on a casing at the exhaust side of the projector; when the projector works, the shutter is moved to enable the exhaust hole to be communicated with the outside so as to ensure the projector radiates heat; and when the projectors stops working, the shutter is closed, the dust is prevented from entering, thereby improving the dustproof property of the projector and achieving better dustproof effect.
Description
[technical field]
The present invention relates to a kind of projector equipment system, relate in particular to a kind of dust-control system of projector.
[background technology]
Along with development of science and technology, projector is more and more universal.Based on projector's image-forming principle, not so ambient dust will seldom can pollute ray machine when projector worked, and influenced imaging effect, and dust also can cause the internal electrical components temperature to raise, and caused fault to occur, even caused parts to burn out.
General projector all can be provided with dust prevention system in the air inlet side; the air that guarantees the cooling ray machine all passes through filtration; with the protection ray machine; and exhaust side seldom has protection; but all be to be directly installed on meeting room under a lot of situations of projector, a very long time is not gone cleaning, has a lot of dusts in projector obsolete the time and enters in the projector from exhaust side is floating; time has been grown also and can pollute projector inside, causes the dustproof weak effect of projector.
[summary of the invention]
Based on this, be necessary to provide a kind of dust-control system of projector that can reach better dustproof effect.
A kind of dust-control system of projector, comprise projector's discharging wall, this dust-control system of projector also comprises window shutter, and described window shutter is arranged on vent port that described projector discharging wall place makes projector and enters to prevent dust with the extraneous vent port that communicates or seal projector.
Preferably, described window shutter comprises a plurality of blades, and each blade two ends of described a plurality of blades are equipped with rotating shaft.
Preferably, described dust-control system of projector also comprises motor, and described motor is used to drive described window shutter, makes the window shutter closure or openness.
Preferably, described dust-control system of projector also comprises fabricated section, and described fabricated section is arranged on projector's discharging wall side, is used to install a plurality of blades of described window shutter.
Preferably, described fabricated section is provided with mounting hole, and described rotating shaft is packed into described blade can be rotated around described rotating shaft.
Preferably, an end of each blade of described a plurality of blades is provided with extension, and described extension is provided with projection.
Preferably, described dust-control system of projector also comprises driving member, and described driving member is provided with a plurality of through holes, the described through hole and rotatable of packing into of the projection on the described extension.
Preferably, described dust-control system of projector also comprises motor, and described motor is used to drive described driving member to be made described driving member drive described blade to rotate around described rotating shaft.
Preferably, described driving member is provided with dentation, and described motor is provided with gear, and described gear matches with described dentation.
Preferably, described window shutter also comprises the extension that extends to form to the projector inboard respectively from the two ends of described blade, and described rotating shaft all links to each other with described extension with extension.
Above-mentioned dust-control system of projector, window shutter is arranged on projector discharging wall place, when projector works, mobile window shutter makes vent port communicate with the external world, guarantees projector heat radiation, when projector quits work, close window shutter, prevent that dust from entering, improved the dirt exclusion capabilities of projector, reached dustproof preferably effect.
In addition, move by the motor-driven window shutter and to make projector when work, open window shutter, guarantee projector heat radiation, when projector quits work, close window shutter, prevent that dust from entering, realize the unlatching and the robotization of sealing of window shutter, convenient use.
Adopt on the driving member and establish through hole, establish projection on the extension of blade and projection is packed in the through hole, drive projection and rotate and then a plurality of blades of window shutter are rotated together and realize closure or openness simultaneously by driving driving member.
Adopt on the driving member and establish dentation, when gear is cooperated with dentation, keep certain space length, be convenient to rotatablely moving of gear, avoid the frictionally damage between gear and the projection casing with the projection casing.
Adopt the blade two ends to extend to form extension, make blade more press close to projector's discharging wall, play better dustproof effect to the projector inboard.
[description of drawings]
Fig. 1 is structural representation when dust-control system of projector is closed among the embodiment;
Fig. 2 is structural representation when dust-control system of projector is opened among the embodiment;
Fig. 3 is the driving member enlarged drawing of dust-control system of projector among the embodiment;
Fig. 4 is the window shutter enlarged drawing of dust-control system of projector among another embodiment.
[embodiment]
Fig. 1, Fig. 2 and dust-control system of projector structural representation shown in Figure 3, this dust-control system of projector comprises window shutter 1 and projector's discharging wall 2.
Window shutter 1 is arranged on projector's discharging wall 2 places.Window shutter 1 comprises a plurality of blades 10, and a plurality of blade 10 is together placed side by side, can be separately or closure or openness together, and a plurality of blade is very close to each other or the gap is very little between the adjacent blades when closed.A plurality of blades 10 are arranged on projector's discharging wall 2 places, are convenient to make projector's vent port to communicate with the external world to dispel the heat or seal projector's vent port prevent that dust from entering.When projector worked, a plurality of blades 10 of window shutter 1 were opened together, guaranteed the exhaust heat radiation of projector, and when projector quit work, a plurality of blades 10 of window shutter 1 were closed together, entered to prevent dust.A plurality of blades 10 of window shutter 1 can be arranged to level or vertical direction closure or openness.Moving of window shutter 1 can be adopted manually mobile or motor-driven.General projector is after shutdown, can rotate a period of time by the control fan, waste heat in the projector is distributed, among one embodiment, adopt the motor-driven window shutter, can further in projector control system, add command adapted thereto, distribute at waste heat and finish the rotation of back control motor, the sealing of driving window shutter prevents that dust from entering in the projector.
Among one embodiment, a plurality of blades 10 of window shutter 1 are arranged to the closure or openness form of vertical direction.A plurality of blades 10 are for strip and be arranged to horizontal parallel.The two ends of each blade of a plurality of blades 10 of window shutter 1 are provided with rotating shaft 11.Inboard, projector's discharging wall 2 place is provided with fabricated section 21, is used to install a plurality of blades 10 of window shutter 1.Fabricated section 21 is provided with a plurality of mounting holes, and rotating shaft 11 is packed in the mounting hole, and rotating shaft 11 can rotate in mounting hole, makes blade 10 11 to rotate around the shaft.Fabricated section 21 is a strip, and is two.Two fabricated sections 21 are separately positioned on the inboard both sides of projection discharging wall 2.
Among one embodiment, above-mentioned dust-control system of projector also comprises motor 3 and driving member 4.Motor 3 is used to drive window shutter 1 and moves.Motor 3 is provided with gear 30.One end of a plurality of blades 10 of window shutter 1 is provided with extension 12, is provided with projection (figure does not show) on extension 12.Driving member 4 is provided with and the angled rake 41 in plane, driving member 4 place, and rake 41 is provided with dentation 411, and driving member 4 is provided with a plurality of through holes 42.Projection on the extension 12 is packed in the through hole 42, and can rotate.Gear 30 matches with dentation 411, and rotatablely moving of motor 3 is converted to the rectilinear motion of driving member 4, drives extensions 12 by driving member 4 again and 11 rotates around the shaft.When projector works, motor 3 rotates, cooperate by gear 30 and dentation 411, driving driving member 4 vertically moves, and then 11 rotations around the shaft of driving member 4 drive extensions 12, thereby a plurality of blades 10 of window shutter 1 are rotated, blade is opened, vent port is communicated with the external world, guarantee the heat radiation of projector; When projector quit work, motor 3 rotated, and cooperated by gear 30 and dentation 411, drive driving member 4 and vertically move, and then drive extension 12 11 rotations around the shaft, thereby a plurality of blades 10 of window shutter 1 are rotated by driving member 4, the blade closure enters to prevent dust.
Among another embodiment, a plurality of blades 10 of window shutter 1 can horizontal direction move the closure or openness blade, the heat radiation of assurance projector and dustproof.In addition, gear drive can replace with worm drive.
As shown in Figure 4, in another embodiment, the extension 13 that the two ends of each blade of a plurality of blades 10 of window shutter 1 extend to form to the projector inboard respectively, rotating shaft 11 all links to each other with extension 13 with extension 12, by extension is set, can play better dustproof effect so that blade 10 is more pressed close to vent port.
Above-mentioned dust-control system of projector, window shutter is arranged on projector discharging wall place, when projector works, mobile window shutter makes vent port communicate with the external world, guarantees projector heat radiation, when projector quits work, close window shutter, prevent that dust from entering, improved the dirt exclusion capabilities of projector, reached dustproof preferably effect.
In addition, move, when making projector's work, open window shutter, guarantee projector heat radiation, when projector quits work, close window shutter, prevent that dust from entering, realize the unlatching of window shutter and the robotization of sealing, the convenient use by the motor-driven window shutter.
Adopt on the driving member dentation is set, when gear is cooperated with dentation,, be convenient to rotatablely moving of gear, avoid the frictionally damage between gear and the projection casing with the certain space length of projector's discharging wall maintenance; Adopt projection and projection to be set on the extension of blade to pack in the through hole that is provided with on the driving member, by mobile driving member, a plurality of blades that guarantee to make window shutter are closure or openness simultaneously.
Adopt the blade two ends to extend to form extension, make blade more press close to projector's discharging wall, play better dustproof effect to the projector inboard.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. dust-control system of projector, comprise projector's discharging wall, it is characterized in that this dust-control system of projector also comprises window shutter, described window shutter is arranged on vent port that described projector discharging wall place makes projector and enters to prevent dust with the extraneous vent port that communicates or seal projector.
2. dust-control system of projector according to claim 1 is characterized in that described window shutter comprises a plurality of blades, and each blade two ends of described a plurality of blades are equipped with rotating shaft.
3. dust-control system of projector according to claim 1 is characterized in that described dust-control system of projector also comprises motor, and described motor is used to drive described window shutter, makes the window shutter closure or openness.
4. dust-control system of projector according to claim 2 is characterized in that described dust-control system of projector also comprises fabricated section, and described fabricated section is arranged on projector's discharging wall side, is used to install a plurality of blades of described window shutter.
5. dust-control system of projector according to claim 4 is characterized in that described fabricated section is provided with mounting hole, and described rotating shaft is packed into described blade can be rotated around described rotating shaft.
6. dust-control system of projector according to claim 5 is characterized in that, an end of each blade of described a plurality of blades is provided with extension, and described extension is provided with projection.
7. dust-control system of projector according to claim 6 is characterized in that described dust-control system of projector also comprises driving member, and described driving member is provided with a plurality of through holes, the described through hole and rotatable of packing into of the projection on the described extension.
8. dust-control system of projector according to claim 7 is characterized in that described dust-control system of projector also comprises motor, and described motor is used to drive described driving member to be made described driving member drive described blade to rotate around described rotating shaft.
9. dust-control system of projector according to claim 8 is characterized in that described driving member is provided with dentation, and described motor is provided with gear, and described gear matches with described dentation.
10. according to each described dust-control system of projector in the claim 6 to 9, it is characterized in that, described window shutter also comprises the extension that extends to form to the projector inboard respectively from the two ends of described blade, and described rotating shaft all links to each other with described extension with extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100427032A CN101782716B (en) | 2010-01-05 | 2010-01-05 | Shutter projector dustproof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100427032A CN101782716B (en) | 2010-01-05 | 2010-01-05 | Shutter projector dustproof system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101782716A true CN101782716A (en) | 2010-07-21 |
| CN101782716B CN101782716B (en) | 2012-06-13 |
Family
ID=42522766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100427032A Expired - Fee Related CN101782716B (en) | 2010-01-05 | 2010-01-05 | Shutter projector dustproof system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101782716B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102375312A (en) * | 2010-08-17 | 2012-03-14 | 精工爱普生株式会社 | Exhaust port shutter apparatus and projector |
| CN104007601A (en) * | 2010-09-10 | 2014-08-27 | 精工爱普生株式会社 | Projector |
| CN104898358A (en) * | 2015-05-13 | 2015-09-09 | 深圳市帅映科技有限公司 | Active dust-proof cooling device for projector and method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4796709B2 (en) * | 2001-05-25 | 2011-10-19 | Ｎｅｃディスプレイソリューションズ株式会社 | LCD projector |
| JP2003287816A (en) * | 2002-03-28 | 2003-10-10 | Seiko Epson Corp | Duct with louver and projector provided with duct with louver |
| JP2004272095A (en) * | 2003-03-11 | 2004-09-30 | Seiko Epson Corp | Exhaust device and projector provided with the exhaust device |
| JP4265314B2 (en) * | 2003-07-04 | 2009-05-20 | セイコーエプソン株式会社 | Louvered duct and projector |
| CN101261426B (en) * | 2007-03-07 | 2010-08-04 | 青岛海信电器股份有限公司 | Front projection machine |
| JP5136833B2 (en) * | 2007-09-04 | 2013-02-06 | カシオ計算機株式会社 | projector |
| JP2009210862A (en) * | 2008-03-05 | 2009-09-17 | Seiko Epson Corp | Projector |
-
2010
- 2010-01-05 CN CN2010100427032A patent/CN101782716B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102375312A (en) * | 2010-08-17 | 2012-03-14 | 精工爱普生株式会社 | Exhaust port shutter apparatus and projector |
| US8974063B2 (en) | 2010-08-17 | 2015-03-10 | Seiko Epson Corporation | Exhaust port shutter apparatus and projector |
| CN102375312B (en) * | 2010-08-17 | 2015-09-16 | 精工爱普生株式会社 | Exhaust port shutter apparatus and projector |
| CN104007601A (en) * | 2010-09-10 | 2014-08-27 | 精工爱普生株式会社 | Projector |
| CN104007601B (en) * | 2010-09-10 | 2016-03-30 | 精工爱普生株式会社 | Projector |
| CN104898358A (en) * | 2015-05-13 | 2015-09-09 | 深圳市帅映科技有限公司 | Active dust-proof cooling device for projector and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101782716B (en) | 2012-06-13 |
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20160823 Granted publication date: 20120613 |
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Date of cancellation: 20170823 Granted publication date: 20120613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20170105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20170105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |