CN205301788U - Colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber - Google Patents
Colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber Download PDFInfo
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- CN205301788U CN205301788U CN201521143861.1U CN201521143861U CN205301788U CN 205301788 U CN205301788 U CN 205301788U CN 201521143861 U CN201521143861 U CN 201521143861U CN 205301788 U CN205301788 U CN 205301788U
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- cover
- laser pump
- pump cavity
- colour wheel
- scialyscope
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Abstract
The utility model discloses a colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber, preceding shell, backshell and apron, wherein be provided with the logical unthreaded hole that matches with spotlight chamber appearance on the preceding shell, the backshell is provided with the circular port that matches with spotlight chamber appearance, the backshell is installed in the ray apparatus main part, preceding shell is installed on the backshell, the apron install in backshell and preceding shell top, still include a vortex flow fan, the vortex flow fan is installed in the ray apparatus main part, the air outlet of vortex flow fan is connected the corresponding air intake of backshell. The utility model discloses a backshell, preceding shell and apron form an airtight cavity, preceding shell, backshell and apron form an airtight cavity, seal colour wheel subassembly and spotlight chamber subassembly in airtight cavity, can prevent dust effectively, protective coloration wheel subassembly and spotlight chamber subassembly avoid optic system to receive the pollution, simultaneously plus the vortex flow fan can check colors round subassembly and spotlight chamber subassembly effectively and dispel the heat.
Description
Technical field
This utility model relates to a kind of scialyscope accessory, particularly relates to the colour wheel of scialyscope and the dust-proof radiating cover of laser pump cavity.
Background technology
Current scialyscope particularly DLP projector is widely used, and color block component and laser pump cavity assembly are the important composition parts of scialyscope.
Generally all adopt due to scialyscope fan to force air intake to improve radiating efficiency, thus easily the dust in outside air is brought into inside scialyscope; Color block component and laser pump cavity assembly are all the critical components of scialyscope, color block component and laser pump cavity assembly can be polluted by the entrance of dust, thus polluting light path system, color colour cast and the uniformity decline to make the picture that scialyscope shows occur, the deposition of dust also can affect colour wheel and rotate the stability with inductive head, ultimately cause scialyscope and show the ill effects such as flicker occurs in picture, colour cast.
Simultaneously, owing to color block component and laser pump cavity assembly are near bulb, temperature is higher, run in high temperature environments for a long time, insufficient if dispelled the heat also easily causing the aging of colour wheel motor and inductive head parts, causing whole color block component and the component aging acceleration of laser pump cavity, operation troubles raises, physical life shortens, and ultimately results in scialyscope cisco unity malfunction.
Application number is CN2013201199362, name is called the utility model application of " a kind of dustproof cover for projector color wheel ", propose a kind of colour wheel dust cover, including an aluminium alloy cover body that can cover colour wheel, described aluminium alloy cover body has the curved portions and square department that match with colour wheel profile, and described aluminium alloy cover body is connected with emergent positioned internal.
But, above-mentioned application is only used for the dust-proof of colour wheel and heat radiation, and can not be simultaneously used for the dust-proof of laser pump cavity assembly and heat radiation, and its radiating effect is not good.
Utility model content
For overcoming the shortcoming of prior art, the utility model proposes the dust-proof radiating cover of the colour wheel of a kind of scialyscope and laser pump cavity, colour wheel and laser pump cavity can be played thermolysis.
The technical solution of the utility model is such that
The colour wheel of a kind of scialyscope and the dust-proof radiating cover of laser pump cavity, including fore shell, back cover and cover plate, wherein said fore shell is provided with the light hole matched with laser pump cavity profile, and described back cover is provided with the circular port matched with laser pump cavity profile;Described back cover is installed in optical machine main body, and described fore shell is installed on described back cover, and described cover plate is installed on above described back cover and fore shell; Described fore shell, back cover and cover plate form a closed cavity, by color block component and laser pump cavity module enclosure in closed cavity; Also including a vortex flow fan, described vortex flow fan is arranged in optical machine main body, and the air outlet of described vortex flow fan connects the corresponding air inlet of described back cover. Described color block component includes the assemblies such as colour wheel, inductive head, colour wheel motor, colour wheel support; Described laser pump cavity assembly includes the assemblies such as laser pump cavity, laser pump cavity set, laser pump cavity lid, laser pump cavity fixed mount, laser pump cavity brake sack.
Further, described back cover being provided with fillet, described fillet place is provided with radiating fin.
Further, described cover plate being provided with radiating fin, the radiating fin on the scattering fin at described fillet place and cover plate has hollow cavity.
Further, the light hole that described fore shell matches with laser pump cavity profile is provided around square deep gouge, and described square deep gouge is provided with protection glass.
Closer, described protection glass UV glue is pasted on described square deep gouge place.
Further, described air inlet is provided with inclined-plane. Described inclined-plane can direct wind into described closed cavity better.
Further, in described closed cavity, it is provided with multiple wind deflector, for guiding the air circulation in closed cavity better.
Further, rear, described inclined-plane is provided with air quantity diversion prerotation vane, and described air quantity diversion prerotation vane and described back cover are formed in one structure, for the wind of vortex flow fan is directly directed to colour wheel and laser pump cavity.
Further, described fore shell, back cover and cover plate are the fore shell of aluminum alloy material, back cover and cover plate.
The beneficial effects of the utility model are in that, back cover of the present utility model, fore shell and cover plate form a closed cavity, can be effectively dust-proof, sematic color wheel assembly and laser pump cavity assembly, it is to avoid light path system is contaminated; Color block component and laser pump cavity assembly can be dispelled the heat by additional vortex flow fan effectively simultaneously.
Accompanying drawing explanation
Fig. 1 is the installation diagram of an embodiment of the present utility model;
Fig. 2 is the front casing structure schematic diagram of an embodiment of the present utility model;
Fig. 3 is the structural representation of the back cover of an embodiment of the present utility model;
Fig. 4, Fig. 5 are the structural representations of the cover plate of an embodiment of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Refer to Fig. 1 and Fig. 4, Fig. 5, the colour wheel of a kind of scialyscope of this utility model and the dust-proof radiating cover of laser pump cavity, including fore shell 1, back cover 2 and cover plate 3, being provided with the light hole matched with laser pump cavity assembly 5 profile on wherein said fore shell 1, described back cover 2 is provided with the circular port matched with laser pump cavity assembly 5 profile; Described back cover 1 is installed in optical machine main body 4, and described fore shell 1 is installed on described back cover 2, and described cover plate 3 is installed on described back cover 2 and fore shell 1; Described fore shell 1, back cover 2 and cover plate 3 form a closed cavity, by color block component and laser pump cavity module enclosure in closed cavity;Also including a vortex flow fan 8, described vortex flow fan 8 is arranged in optical machine main body 4, and the air outlet of described vortex flow fan 8 connects the described corresponding air inlet 10 of back cover 2.
As shown in Figure 3 and Figure 4, described back cover 2 is provided with fillet. Fillet place on described back cover 2 and all can be provided with radiating fin on described cover plate 3, radiating fin has hollow cavity. Hollow cavity can circulate at local enhancement air, enhances heat-sinking capability. Radiating fin improves the radiating efficiency of closed cavity, and the temperature for reducing closed cavity has effect preferably.
As in figure 2 it is shown, be provided with square deep gouge with laser pump cavity profile in the light hole place matched on described fore shell 1, square deep gouge place is provided with protection glass 7. The light hole place that described protection glass 7 is pasted on fore shell 1 by UV glue to match with laser pump cavity assembly 5 profile, it is prevented that dust enters described closed cavity from light hole.
As a good embodiment of the present utility model, it is provided with inclined-plane (as shown in Figure 5) at air inlet 10 place, for the wind that vortex flow fan 8 produces is imported to closed cavity; Coordinate the air outlet 11 arranged on described back cover 2 as shown in Figure 5, circulated air can be formed in closed cavity, and produce blast, good thermolysis can be played. Usually, multiple wind deflector 9 in described closed cavity, can be provided with, for guiding the air circulation in closed cavity better. Described wind deflector 9 is stainless steel, forms the part with corner after stamped molding, and available screw is connected to closed cavity or is welded on closed cavity. In addition it is also possible to be provided with air quantity diversion prerotation vane at the rear, inclined-plane of described air inlet 10, described air quantity diversion prerotation vane and described back cover 2 are one-body molded, replace the effect of wind deflector 9, and directly lead colour wheel and inductive head and laser pump cavity assembly by wind. The setting of vortex flow fan 8, strengthens colour wheel motor, the heat radiation of inductive head and laser pump cavity assembly, reduces the temperature of each component operation environment, extends the service life of scialyscope.
Described fore shell 1, back cover 2 and cover plate 3 can take aluminum alloy material. Aluminum alloy material radiating efficiency is high, coordinates the fin on back cover 2 and cover plate 3, can effectively the vitals in closed cavity be dispelled the heat.
Additionally, color block component 6 and laser pump cavity assembly 5 are positioned at same closed cavity, form a module, it is simple to assemble, test and maintenance.
Described optical machine main body 4 is also adopted by aluminum alloy material, and described closed cavity is arranged in optical machine main body 4 by screw, and air inlet and the air outlet of vortex flow fan 8 are kept apart by optical machine main body 4 simultaneously, facilitate the air intake of vortex flow fan 8.
The above is preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (9)
1. a dust-proof radiating cover for the colour wheel of scialyscope and laser pump cavity, including fore shell, back cover and cover plate, wherein said fore shell is provided with the light hole matched with laser pump cavity profile, and described back cover is provided with the circular port matched with laser pump cavity profile; Described back cover is installed in optical machine main body, and described fore shell is installed on described back cover, and described cover plate is installed on above described back cover and fore shell; It is characterized in that, described fore shell, back cover and cover plate form a closed cavity, by color block component and laser pump cavity module enclosure in closed cavity; Also including a vortex flow fan, described vortex flow fan is arranged in optical machine main body, and the air outlet of described vortex flow fan connects the corresponding air inlet of described back cover.
2. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 1 and laser pump cavity, it is characterised in that being provided with fillet on described back cover, described fillet place is provided with radiating fin.
3. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 2 and laser pump cavity, it is characterised in that being provided with radiating fin on described cover plate, the radiating fin on the scattering fin at described fillet place and cover plate has hollow cavity.
4. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 1 and laser pump cavity, it is characterised in that the light hole matched with laser pump cavity profile on described fore shell is provided around square deep gouge, and described square deep gouge is provided with protection glass.
5. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 4 and laser pump cavity, it is characterised in that described protection glass UV glue is pasted on described square deep gouge place.
6. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 1 and laser pump cavity, it is characterised in that described air inlet is provided with inclined-plane.
7. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 6 and laser pump cavity, it is characterised in that be provided with multiple wind deflector in described closed cavity.
8. the dust-proof radiating cover of the colour wheel of scialyscope as claimed in claim 6 and laser pump cavity, it is characterised in that rear, described inclined-plane is provided with air quantity diversion prerotation vane, described air quantity diversion prerotation vane and described back cover are formed in one structure.
9. the dust-proof radiating cover of the colour wheel of the scialyscope as described in any one in claim 1-8 and laser pump cavity, it is characterised in that described fore shell, back cover and cover plate are the fore shell of aluminum alloy material, back cover and cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143861.1U CN205301788U (en) | 2015-12-31 | 2015-12-31 | Colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143861.1U CN205301788U (en) | 2015-12-31 | 2015-12-31 | Colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205301788U true CN205301788U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521143861.1U Active CN205301788U (en) | 2015-12-31 | 2015-12-31 | Colour wheel of projector and dustproof heat exchanger that looses in spotlight chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205301788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487327A (en) * | 2015-12-31 | 2016-04-13 | 广州市晶华精密光学股份有限公司 | Dustproof cooling cover for color wheel and light-gathering cavity of projector |
-
2015
- 2015-12-31 CN CN201521143861.1U patent/CN205301788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487327A (en) * | 2015-12-31 | 2016-04-13 | 广州市晶华精密光学股份有限公司 | Dustproof cooling cover for color wheel and light-gathering cavity of projector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dustproof cooling cover for color wheel and light-gathering cavity of projector Effective date of registration: 20170919 Granted publication date: 20160608 Pledgee: China Co truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS CO., LTD. Registration number: 2017990000876 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190402 Granted publication date: 20160608 Pledgee: China Co truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS CO., LTD. Registration number: 2017990000876 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |