CN203069955U - Projector dust-proof device and projector - Google Patents
Projector dust-proof device and projector Download PDFInfo
- Publication number
- CN203069955U CN203069955U CN 201320020453 CN201320020453U CN203069955U CN 203069955 U CN203069955 U CN 203069955U CN 201320020453 CN201320020453 CN 201320020453 CN 201320020453 U CN201320020453 U CN 201320020453U CN 203069955 U CN203069955 U CN 203069955U
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- projector
- air filter
- preventing device
- dust preventing
- dust
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Abstract
The utility model provides a projector dust-proof device and a projector. The projector dustproof device comprises a dust-proof screen frame and a dust-proof screen accommodated in the dust-proof screen frame. The dust-proof screen frame is provided with clamping hooks and magnet poles, wherein the clamping hooks are used for detachably connecting with an air-entering wall of the projector, and the magnet poles are matched with metal fixing pieces of the air-entering wall, such that the projector dust-proof device can be fixed on the projector; and the absorption effect of the magnet poles and the metal fixing pieces can ensure the sealing performance of the projector. When the projector dust-proof device is dissembled, the magnet poles are separated from the metal fixing pieces, and the clamping hooks are separated from the air-entering wall. The projector dust-proof device is convenient to assemble on and disassemble from the projector and can be removed from the projector at any time so as to be washed.
Description
Technical field
The utility model relates to dust guard, particularly relates to a kind of projector dust preventing device and projector.
Background technology
Projector dustproof is the hang-up in projector's use always, and dust can cause projector's brightness to descend, and the image quality variation influences bulb life etc.
The dustproof of general projector all is in projector dust guard to be set to prevent dust.This dust guard not only structure is very complicated, and expense cost is higher, and is to be fixedly arranged on projector's housing, cleans difficulty, and in the course of time, dustproof deleterious is difficult to protect well projector.
The utility model content
Based on this, be necessary to provide a kind of dismountable projector dust preventing device.
Further, provide a kind of projector that uses above-mentioned projector dust preventing device.
A kind of projector dust preventing device, comprise the Air Filter support and be contained in Air Filter in the described Air Filter support, described Air Filter support is provided with trip and magnetic column, described trip is used for removably connecting with the air inlet wall of projector, and described magnetic column matches with the metal fixing of described air inlet wall and described projector dust preventing device is fixed in the described projector.
Therein among embodiment, described Air Filter support comprises framework and is arranged at grid in the described framework, and described Air Filter is layed on the described grid, and described trip and magnetic column are arranged on the described framework.
Among embodiment, described trip is 2 therein, and described 2 trips are arranged at a side of described framework; Described magnetic column is 3, and described 3 magnetic columns and described trip are not positioned at the same side of described framework.
Among embodiment, described framework is provided with 3 magnetic column storage tanks therein, and described 3 magnetic columns are contained in respectively in described 3 magnetic column storage tanks.
Among embodiment, described 3 magnetic column storage tanks equidistantly distribute therein.
Among embodiment, described trip and described framework are integral structure therein.
Among embodiment, described Air Filter is nonwoven fabrics, dustproof sponge or nylon Air Filter therein.
Among embodiment, described Air Filter is multilayer therein, and the width of mesh of each layer Air Filter is all different with the width of mesh of other layers Air Filter.
A kind of projector comprises above-mentioned projector dust preventing device.
When using above-mentioned projector dust preventing device, this projector dust preventing device is removably installed on the air inlet wall of projector by trip, and match with metal fixing on the air inlet wall by magnetic column this projector dust preventing device is fixed in the projector, and because the suction-operated of magnetic column and metal fixing can guarantee the sealing property of projector.In when dismounting, with magnetic column separate with metal fixing, trip separates with the air inlet wall and gets final product.The installation and removal of this projector dust preventing device in projector are comparatively convenient, can at any time it be disassembled from projector to clean.
Description of drawings
Fig. 1 is the structural representation of an embodiment projector dust preventing device;
Fig. 2 is the decomposing schematic representation of projector dust preventing device shown in Figure 1;
Fig. 3 is the structural representation of the projector of an embodiment;
Fig. 4 is the scheme of installation of the projector dust preventing device of projector shown in Figure 3;
Fig. 5 is the partial enlarged drawing of Fig. 4.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented much to be different from alternate manner described here, and those skilled in the art can do similar improvement under the situation of the utility model intension, so the utility model is not subjected to the restriction of following public concrete enforcement.
See also Fig. 1, the projector dust preventing device 100 of an embodiment comprises Air Filter support 10 and is contained in Air Filter (not shown) in the Air Filter support 10.
Please consult Fig. 2 simultaneously, Air Filter support 10 comprises framework 11 and is arranged at grid 12 in the framework 11.Grid 12 caves inward and makes framework 11 and grid 12 form containing cavity (figure is mark not).
In the present embodiment, framework 11 comprises the first side wall 111, second sidewall 112 and the 3rd sidewall 113.The first side wall 111 and second sidewall 112 are for having certain thickness stripe board, and the first side wall 111 links to each other with second sidewall 112.The 3rd sidewall 113 is arc.The 3rd sidewall 113 connects the free end of the first side wall 111 and second sidewall 112 respectively.
The first side wall 111 is provided with trip 114.Trip 114 is used for removably being connected with the air inlet wall of projector (not shown).Preferably, the quantity of trip 114 is that 2, two trips 114 all are arranged on the first side wall 111.Trip 114 is integral structure with the first side wall 111, makes trip 114 comparatively reliable with being connected of the first side wall 111.
The 3rd sidewall 113 is provided with magnetic column 115.Preferably, the quantity of magnetic column 115 is that 3,3 magnetic columns 115 are arranged at intervals on the 3rd sidewall 113.In the present embodiment, offer 116,3 magnetic columns 115 of 3 equally spaced magnetic column storage tanks on the 3rd sidewall 113 and be contained in respectively in 3 magnetic column storage tanks 116, be arranged at equally spacedly on the 3rd sidewall 113.
Air Filter is layed on the grid 12, and is contained in the containing cavity of framework 11 and grid 12 formation.Air Filter is preferably nonwoven fabrics, dustproof sponge or nylon Air Filter.
Preferably, Air Filter is multilayer, and the width of mesh of each layer Air Filter is all different with the width of mesh of other layers Air Filter, can tackle the dust granule of different-grain diameter size, good dustproof effect.
See also Fig. 3, the projector 200 of an embodiment comprises projector's casing 210 and projector dust preventing device 100.
Please consult Fig. 4 simultaneously, projector's casing 210 is provided with air inlet wall 220, and air inlet wall 220 enters the passage of cooling projector 200 in the projector 200 as cold air.
Please consult Fig. 5 simultaneously, air inlet wall 220 comprises frame 221 and is arranged at the air inlet grid 222 of frame 221 inside.Frame 221 is provided with 3 metal fixings 230.The trip 114 of projector dust preventing device 100 is removable installed on the air inlet grid 222, and 3 magnetic columns 115 of projector dust preventing device 100 match with 3 metal fixings 230 respectively projector dust preventing device 100 is fixed on projector's casing 210.The openend of the containing cavity of projector dust preventing device 100 is towards air inlet grid 222, and Air Filter is relative with air inlet grid 222.
When needs clean projector dust preventing device 100, remove the attached effect of magnetic of metal fixing 230 and magnetic column 115, then trip 114 is taken off from air inlet grid 222, can realize that projector dust preventing device 100 is from 210 dismountings of projector's casing.It is comparatively convenient to mount and dismount, and can disassemble at any time and clean, and uses the maintenance of projector 200 comparatively convenient, has dustproof effect preferably.
Two trips 114 all are arranged on the first side wall 111, positioning projection's machine dust guard 100 well, 3 magnetic columns 115 can be cooperated with 3 metal fixings 230 respectively and be adsorbed on the frame 221 of air inlet wall 220 exactly, thereby guarantee sealing property.
3 magnetic columns 115 are arranged on the 3rd sidewall 113, and 3 magnetic columns 115 and 2 trips 114 are not positioned at the same side of framework 11, and projector dust preventing device 100 is adsorbed on projector's casing 210 comparatively securely.
3 magnetic column 115 spaced sets make framework 11 stressed even on the 3rd sidewall 113, further improve the absorption affinity of projector dust preventing device 100 and projector's casing 210, improve sealing property.
Preferably, projector 200 also comprises projector dustproof net (not shown), and the projector dustproof net is fixedly arranged on the air inlet wall 220, and projector dustproof net and shadow machine dust guard 100 are united use, dust granule is carried out bed filtration, improve the dustproof effect of projector 200.
The Air Filter of above-mentioned projector dust preventing device 100 is multilayer, the width of mesh of each layer Air Filter is all different with the width of mesh of other layers Air Filter, make this projector dust preventing device 100 effectively to tackle the dust granule of different-grain diameter, have good dustproof effect.
The above embodiment has only expressed several embodiment of the present utility model, 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 under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. projector dust preventing device, it is characterized in that, comprise the Air Filter support and be contained in Air Filter in the described Air Filter support, described Air Filter support is provided with trip and magnetic column, described trip is used for removably connecting with the air inlet wall of projector, and described magnetic column matches with the metal fixing of described air inlet wall and described projector dust preventing device is fixed in the described projector.
2. projector dust preventing device according to claim 1 is characterized in that, described Air Filter support comprises framework and be arranged at grid in the described framework, and described Air Filter is layed on the described grid, and described trip and magnetic column are arranged on the described framework.
3. projector dust preventing device according to claim 2 is characterized in that, described trip is 2, and described 2 trips are arranged at a side of described framework; Described magnetic column is 3, and described 3 magnetic columns and described trip are not positioned at the same side of described framework.
4. projector dust preventing device according to claim 3 is characterized in that, described framework is provided with 3 magnetic column storage tanks, and described 3 magnetic columns are contained in respectively in described 3 magnetic column storage tanks.
5. projector dust preventing device according to claim 4 is characterized in that, described 3 magnetic column storage tanks equidistantly distribute.
6. projector dust preventing device according to claim 3 is characterized in that, described trip and described framework are integral structure.
7. projector dust preventing device according to claim 1 is characterized in that, described Air Filter is nonwoven fabrics, dustproof sponge or nylon Air Filter.
8. projector dust preventing device according to claim 1 is characterized in that, described Air Filter is multilayer, and the width of mesh of each layer Air Filter is all different with the width of mesh of other layers Air Filter.
9. a projector is characterized in that, comprises as each described projector dust preventing device of claim 1 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020453 CN203069955U (en) | 2013-01-15 | 2013-01-15 | Projector dust-proof device and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020453 CN203069955U (en) | 2013-01-15 | 2013-01-15 | Projector dust-proof device and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069955U true CN203069955U (en) | 2013-07-17 |
Family
ID=48768726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320020453 Expired - Fee Related CN203069955U (en) | 2013-01-15 | 2013-01-15 | Projector dust-proof device and projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069955U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108733168A (en) * | 2018-07-18 | 2018-11-02 | 深圳市火乐科技发展有限公司 | A kind of quickly assembled and disassembled dust-proof screen component and projection device |
| WO2019184420A1 (en) * | 2018-03-30 | 2019-10-03 | 深圳光峰科技股份有限公司 | Dust control system and projection device |
| CN111107291A (en) * | 2018-10-29 | 2020-05-05 | 青岛海尔多媒体有限公司 | Filter screen fixing structure of laser television and laser television |
| WO2021135967A1 (en) * | 2019-12-31 | 2021-07-08 | 深圳光峰科技股份有限公司 | Projection device |
-
2013
- 2013-01-15 CN CN 201320020453 patent/CN203069955U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019184420A1 (en) * | 2018-03-30 | 2019-10-03 | 深圳光峰科技股份有限公司 | Dust control system and projection device |
| CN108733168A (en) * | 2018-07-18 | 2018-11-02 | 深圳市火乐科技发展有限公司 | A kind of quickly assembled and disassembled dust-proof screen component and projection device |
| CN108733168B (en) * | 2018-07-18 | 2024-04-02 | 深圳市火乐科技发展有限公司 | Dust screen assembly capable of being assembled and disassembled quickly and projection equipment |
| CN111107291A (en) * | 2018-10-29 | 2020-05-05 | 青岛海尔多媒体有限公司 | Filter screen fixing structure of laser television and laser television |
| WO2021135967A1 (en) * | 2019-12-31 | 2021-07-08 | 深圳光峰科技股份有限公司 | Projection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20160823 Granted publication date: 20130717 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170823 Granted publication date: 20130717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20170115 |