CN101762958A - Dust-control system of air inlet of projector and projector - Google Patents
Dust-control system of air inlet of projector and projector Download PDFInfo
- Publication number
- CN101762958A CN101762958A CN200910238842A CN200910238842A CN101762958A CN 101762958 A CN101762958 A CN 101762958A CN 200910238842 A CN200910238842 A CN 200910238842A CN 200910238842 A CN200910238842 A CN 200910238842A CN 101762958 A CN101762958 A CN 101762958A
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- dust
- projector
- fan
- control system
- electrostatic precipitation
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Abstract
The invention relates to a dust-control system of a projector and the projector. The dust-control system of the projector includes a fan and a static dust collection net arranged between the fan and an air inlet, wherein the static dust collection net is used for collecting dust in a power-up state; and the fan is used for removing the dust collected on the static dust collection net. The projector includes a shell provided with the air inlet and the dust-control system of the projector. The dust-control system of the projector includes the fan and the static dust collection net arranged between the fan and the air inlet, wherein the static dust collection net is used for collecting dust in the power-up state; and the fan is used for removing the dust collected on the static dust collection net. The dust-control system of the projector and the projector adopt the static dust collection net to collect dust and then restart to remove the charge of the dust and lead the fan to work to blow off the dust, prevent the dust from entering the projector from the air inlet side, also avoid dust accumulation, and reach better dust-control effect.
Description
[technical field]
The present invention relates to image documentation equipment, particularly a kind of dust-control system of projector and projector.
[background technology]
Along with development of science and technology, projector is more and more universal, based on projector's image-forming principle, projector requires ambient dust seldom during work, not so can pollute ray machine, influences imaging effect, dust also can cause the internal electrical components temperature to raise, and causes the fault appearance even causes parts to burn out.
General projector all can be provided with dust prevention system in the air inlet side, guarantees that the air of cooling ray machine all will once filter, and with the protection ray machine, still, after having grown service time, dust can be piled up on screen pack, causes screen pack to stop up.
[summary of the invention]
Based on this, be necessary to provide a kind of dust-control system of projector that prevents dust accretions.
In addition, also be necessary to provide a kind of projector that prevents dust accretions.
A kind of dust-control system of projector, described system comprises fan and is arranged on electrostatic precipitation net between described fan and the air intake opening that described electrostatic precipitation net is used for adsorbing dust under "on" position; Described fan is used to remove the online dust adsorbed of electrostatic precipitation.
Preferably, remove the online dust adsorbed of electrostatic precipitation in the Preset Time of described fan after start.
Preferably, described projection dust prevention system also comprises stationary installation, and described stationary installation is used for fixing described fan, and described fan and described electrostatic precipitation net are provided with at interval.
Preferably, described stationary installation comprises fixed leg, and described fixed leg is provided with fixed orifice, and described fan is provided with mounting hole, described fixed orifice and described mounting hole are oppositely arranged, and web member is fixedlyed connected described fan and described stationary installation by described mounting hole with fixed orifice.
Preferably, described fixed leg is 4.
Preferably, described Preset Time is 1 minute.
A kind of projector, comprise the shell that is provided with air intake opening, also comprise dust-control system of projector, described dust-control system of projector comprises fan and is arranged on electrostatic precipitation net between described fan and the air intake opening that described electrostatic precipitation net is used for adsorbing dust under "on" position; Described fan is used to remove the online dust adsorbed of electrostatic precipitation.
Preferably, remove the online dust adsorbed of electrostatic precipitation in the Preset Time of described fan after start.
Preferably, described dust-control system of projector also comprises stationary installation, and described stationary installation is used for fixing described fan.
Preferably, described stationary installation comprises fixed leg, and described fixed leg is provided with fixed orifice, and described fan is provided with mounting hole, described fixed orifice and described mounting hole are oppositely arranged, and web member is fixedlyed connected described fan and described stationary installation by described mounting hole with fixed orifice.
Above-mentioned dust-control system of projector and projector adopt electrostatic precipitation net absorption dust, again through start, remove the electric charge and the fan work of dust, dust is blown off, prevented that dust from entering in the projector by air admission hole, also avoid dust accretions, reached dustproof preferably effect.
In addition, adopt stationary installation that fan is fixed, and fan and electrostatic precipitation net are provided with at interval, keep a determining deviation, guarantee that fan normally rotates, reduce contact mechanical friction damage, avoid dust to stain the flabellum of fan simultaneously.
Fixed leg adopts 4, can very stable fan attachment.
Adopt default 1 fen clock time, be convenient to remove dust and do not influence projector's operate as normal.
[description of drawings]
Fig. 1 is a dust-control system of projector structural representation among the embodiment;
Fig. 2 is a dust-control system of projector structural representation among the embodiment;
Fig. 3 is projector's synoptic diagram among the embodiment.
[embodiment]
Be a kind of dust-control system of projector structural representation as depicted in figs. 1 and 2, this system comprises electrostatic precipitation net 1, fan 2.
In one embodiment, this dust-control system of projector also comprises stationary installation 3, and stationary installation 3 is used for fixing fan 2, and fan 2 and electrostatic precipitation net 1 are provided with at interval.Stationary installation 3 comprises fixed leg 31, and fixed orifice 311 on the fixed leg 31.Mounting hole 21 on fixed orifice 311 and the fan 2 is oppositely arranged, and can adopt web members such as screw, bolt or connecting line to fix.Among one embodiment, the fixed leg 31 of stationary installation 3 is that the position that all is provided with 4 mounting holes of 311,4 fixed orifice 311 positions of fixed orifice and fan 2 on 4 and each fixed leg 31 is oppositely arranged, by web member can be firm fan attachment 2.
In one embodiment, this dust-control system of projector also comprises air channel 4, and air channel 4 is positioned near the fan 2.The bottom surface, two ends in air channel 4 respectively is provided with the wind passage mouth (not shown), and it is unimpeded to be convenient to air-flow.Air channel 4 is provided with an extension 41, and extension 41 is provided with through hole 411, is convenient to fixedly air channel 4.Be provided with the groove 42 of placing projector lens in the middle of the air channel 4, in the present embodiment, this groove is a U-lag.Fan 2 is positioned at 4 grooves below, air channel.
The above-mentioned dust-control system of projector course of work is as follows: open projector, projector adds the plus or minus electric charge automatically the electric charge on the electrostatic precipitation net 1 is removed, the fan 2 of electrostatic precipitation net 1 top is started working simultaneously, and the dust on the electrostatic precipitation net 1 is blown off, and Preset Time arrives, fan 2 quits work, begin simultaneously to power up to electrostatic precipitation net 1, electrostatic precipitation net 1 is started working, and carries out dust suction, prevent that air inlet side dust in air from entering in the projector, reach dustproof preferably purpose.
In one embodiment, shown in Fig. 2 and 3, a kind of projector comprises the shell 6 and the dust-control system of projector that are provided with air intake opening 5, and this dust-control system of projector comprises electrostatic precipitation net 1 and fan 2.Electrostatic precipitation net 1 is arranged between air intake opening 5 and the fan 2, is used to adsorb dust under "on" position; Fan 2 is used to remove the online dust adsorbed of electrostatic precipitation.
Among one embodiment, dust-control system of projector also comprises stationary installation 3 and air channel 4, and stationary installation 3 is used for fixing fan 2, and fan 2 and electrostatic precipitation net 1 are provided with at interval; Stationary installation 3 comprises fixed leg 31, and fixed orifice 311 on the fixed leg 31.Mounting hole 21 on fixed orifice 311 and the fan 2 is oppositely arranged, and can adopt web members such as screw, bolt or connecting line to fix.Among one embodiment, the fixed leg 31 of stationary installation 3 is that the position that all is provided with 4 mounting holes of 311,4 fixed orifice 311 positions of fixed orifice and fan 2 on 4 and each fixed leg 31 is oppositely arranged, by web member can be firm fan attachment 2.
Above-mentioned dust-control system of projector and projector adopt electrostatic precipitation net absorption dust, again through start, remove the electric charge and the fan work of dust, dust is blown off, prevented that dust from entering in the projector by air admission hole, also avoid dust accretions, reached dustproof preferably effect.
In addition, adopt stationary installation that fan is fixed, and fan and electrostatic precipitation net are provided with at interval, guarantee that fan normally rotates, reduce contact mechanical friction damage, avoid dust to stain the flabellum of fan simultaneously; Fixed leg adopts 4, can very stable fan attachment; Adopt the adjacent setting with fan in air channel, guarantee that air-flow is unobstructed, dust removing effects is better.
Adopt default 1 fen clock time, be convenient to remove dust and do not influence projector's operate as normal.
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. a dust-control system of projector is characterized in that, described system comprises fan and be arranged on electrostatic precipitation net between described fan and the air intake opening that described electrostatic precipitation net is used for adsorbing dust under "on" position; Described fan is used to remove the online dust adsorbed of electrostatic precipitation.
2. dust-control system of projector according to claim 1 is characterized in that, removes the online dust adsorbed of electrostatic precipitation in the Preset Time of described fan after start.
3. dust-control system of projector according to claim 1 and 2 is characterized in that described dust-control system of projector also comprises stationary installation, and described stationary installation is used for fixing described fan, and described fan and described electrostatic precipitation net are provided with at interval.
4. dust-control system of projector according to claim 3, it is characterized in that, described stationary installation comprises fixed leg, described fixed leg is provided with fixed orifice, described fan is provided with mounting hole, described fixed orifice and described mounting hole are oppositely arranged, and web member is fixedlyed connected described fan and described stationary installation by described mounting hole with fixed orifice.
5. dust-control system of projector according to claim 4 is characterized in that, described fixed leg is 4.
6. dust-control system of projector according to claim 2 is characterized in that, described Preset Time is 1 minute.
7. projector, comprise the shell that is provided with air intake opening, it is characterized in that, also comprise dust-control system of projector, described dust-control system of projector comprises fan and is arranged on electrostatic precipitation net between described fan and the air intake opening that described electrostatic precipitation net is used for adsorbing dust under "on" position; Described fan is used to remove the online dust adsorbed of electrostatic precipitation.
8. projector according to claim 7 is characterized in that, removes the online dust adsorbed of electrostatic precipitation in the Preset Time of described fan after start.
9. according to claim 7 or 8 described projectors, it is characterized in that described dust-control system of projector also comprises stationary installation, described stationary installation is used for fixing described fan.
10. projector according to claim 9, it is characterized in that, described stationary installation comprises fixed leg, described fixed leg is provided with fixed orifice, described fan is provided with mounting hole, described fixed orifice and described mounting hole are oppositely arranged, and web member is fixedlyed connected described fan and described stationary installation by described mounting hole with fixed orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910238842A CN101762958A (en) | 2009-12-28 | 2009-12-28 | Dust-control system of air inlet of projector and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910238842A CN101762958A (en) | 2009-12-28 | 2009-12-28 | Dust-control system of air inlet of projector and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101762958A true CN101762958A (en) | 2010-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910238842A Pending CN101762958A (en) | 2009-12-28 | 2009-12-28 | Dust-control system of air inlet of projector and projector |
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| Country | Link |
|---|---|
| CN (1) | CN101762958A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105319824A (en) * | 2015-11-07 | 2016-02-10 | 杨毅 | Light-emitting device and projection display device |
| CN109622229A (en) * | 2018-12-26 | 2019-04-16 | 武汉万集信息技术有限公司 | Laser radar dust-extraction unit and laser radar |
-
2009
- 2009-12-28 CN CN200910238842A patent/CN101762958A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105319824A (en) * | 2015-11-07 | 2016-02-10 | 杨毅 | Light-emitting device and projection display device |
| CN109622229A (en) * | 2018-12-26 | 2019-04-16 | 武汉万集信息技术有限公司 | Laser radar dust-extraction unit and laser radar |
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Application publication date: 20100630 |