CN210924968U - Think political affairs projection arrangement for education - Google Patents
Think political affairs projection arrangement for education Download PDFInfo
- Publication number
- CN210924968U CN210924968U CN201921967362.2U CN201921967362U CN210924968U CN 210924968 U CN210924968 U CN 210924968U CN 201921967362 U CN201921967362 U CN 201921967362U CN 210924968 U CN210924968 U CN 210924968U
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- China
- Prior art keywords
- guide rail
- rail frame
- projector body
- cover plate
- protective cover
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Abstract
The utility model discloses a think political affairs projection arrangement for education, include: the projector comprises a projector body, a protective cover plate and an electric control telescopic rod, wherein a projection lens is arranged at one end of a front shell of the projector body, a top guide rail frame and a bottom guide rail frame are welded at the positions of the top and bottom frames of the front shell of the projector body respectively, and connecting sliding grooves are symmetrically formed in the outer sides of the top guide rail frame and the bottom guide rail frame. The utility model discloses in, be equipped with top guide rail frame and bottom guide rail frame through the both sides at projection lens, and sliding connection has the protective cover plate between top guide rail frame and the bottom guide rail frame, when need not using, can drive protective cover plate and remove between top guide rail frame and bottom guide rail frame through automatically controlled telescopic link to lens guard shield through the protective cover plate carries out the cover protection to projection lens, and the effectual dust that prevents is attached to projection lens leads to the projection image fuzzy.
Description
Technical Field
The utility model relates to a projection arrangement technical field especially relates to a think political affairs projection arrangement for education.
Background
The projector is widely applied to families, offices, schools and entertainment places at present, and has different types such as CRT, LCD, DLP and the like according to different working modes.
Think political affairs for education projecting apparatus's projecting apparatus at present mostly install when hanging in midair on the teacher through the installation pole, and projecting lens on the projecting apparatus mostly exists naked formula, adheres to the dust easily on projecting lens in the use, and because the installation of hanging in midair during the projecting apparatus, it is not convenient enough when wiping highly, influences the definition of projecting image.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a think of political affairs projection arrangement for education.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a projection device for think of political affairs education, comprising: the projector comprises a projector body, a protective cover plate and an electric control telescopic rod;
a projection lens is arranged at one end of the front shell of the projector body, a top guide rail frame and a bottom guide rail frame are respectively welded at the positions of the top frame and the bottom frame of the front shell of the projector body, and connecting sliding grooves are symmetrically formed in the outer sides of the top guide rail frame and the bottom guide rail frame;
the protective cover plate is of a rectangular plate-shaped structure, the top and the bottom of the protective cover plate are symmetrically and vertically welded with two connecting side frames, the inner sides of the two connecting side frames are connected between the top guide rail frame and the bottom guide rail frame in a sliding mode through connecting sliding blocks, and a lens shield is arranged at the center of the inner side of the protective cover plate;
the electric control telescopic rod is horizontally fixed at the center of the front side shell of the projector body, and the movable end of the electric control telescopic rod is connected with the protective cover plate.
As a further description of the above technical solution:
the top casing of projecting apparatus body is gone up the spiral and is fixed with the mounting bracket, and the central point department of putting of mounting bracket has the installation pole through connecting pipe spiral connection.
As a further description of the above technical solution:
and heat dissipation air outlets are symmetrically formed in the shells on the two sides of the projector body.
As a further description of the above technical solution:
the rear shell of the projector body is symmetrically provided with heat dissipation air inlets, and heat dissipation fans are spirally fixed in the heat dissipation air inlets.
As a further description of the above technical solution:
the air inlet dust filtering cover is also included;
the air inlet dust filtering cover is connected to the rear shell of the projector body, and a strip-shaped through hole is formed in the outer shell of the air inlet dust filtering cover.
As a further description of the above technical solution:
the bottom of the air inlet dust filtering cover, which is positioned at the strip-shaped through hole, is provided with a dust collecting groove, and the upper part of the air inlet dust filtering cover, which is positioned at the strip-shaped through hole, is embedded with a filter screen frame in a sliding and embedded manner.
Advantageous effects
The utility model provides a think political affairs projection arrangement for education. The method has the following beneficial effects:
(1): this think political affairs projection arrangement for education is equipped with top guide rail frame and bottom guide rail frame through the both sides at projection lens, and sliding connection has the protection apron between top guide rail frame and the bottom guide rail frame, when need not using, can drive the protection apron and remove between top guide rail frame and bottom guide rail frame through automatically controlled telescopic link to cover the protection to projection lens through the camera lens guard shield on the protection apron, effectually prevent that the dust from attaching to projection lens, lead to the projection image fuzzy.
(2): this think political affairs projection arrangement for education is through being equipped with the filter mantle that admits air in heat dissipation air intake position department, the filter screen frame in the filter mantle that admits air can be to getting into the inside radiating filtration processing that carries out of projecting apparatus body, dust in the deaerate, the dust can be collected in the dust collecting tank of the filter mantle bottom that admits air simultaneously, effectually prevent that the dust from entering into the projecting apparatus body, lead to its inside components and parts to break down, filter screen frame pull formula setting simultaneously, can directly take out when the clearance, need not dismantle, more convenience during the clearance.
Drawings
Fig. 1 is a schematic view of an overall structure of a projection device for political thinking education according to the present invention;
FIG. 2 is a schematic structural view of a protective cover plate of the present invention;
fig. 3 is a schematic structural view of the heat dissipation air inlet of the present invention;
fig. 4 is a schematic structural view of the air intake dust filter of the present invention.
Illustration of the drawings:
1. a projector body; 2. a heat dissipation air outlet; 3. a mounting frame; 4. a connecting pipe; 5. mounting a rod; 6. a projection lens; 7. a bottom rail mount; 8. a protective cover plate; 9. a top rail mount; 10. an electric control telescopic rod; 11. connecting the sliding chute; 12. a lens shield; 13. connecting the side frames; 14. connecting the sliding block; 15. a heat dissipation air inlet; 16. a heat radiation fan; 17. an air inlet dust filtering cover; 18. a strip-shaped through hole; 19. a dust collecting groove; 20. a filter screen frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, a projection apparatus for ideological education includes: the projector comprises a projector body 1, a protective cover plate 8 and an electric control telescopic rod 10;
a projection lens 6 is arranged at one end of a front shell of the projector body 1, a top guide rail frame 9 and a bottom guide rail frame 7 are welded at the positions of the top and bottom frames of the front shell of the projector body 1 respectively, and connecting sliding grooves 11 are symmetrically formed in the outer sides of the top guide rail frame 9 and the bottom guide rail frame 7;
the protective cover plate 8 is of a rectangular plate-shaped structure, the top and the bottom of the protective cover plate 8 are symmetrically and vertically welded with two connecting side frames 13, the inner sides of the two connecting side frames 13 are slidably connected between the top guide rail frame 9 and the bottom guide rail frame 7 through connecting sliders 14, and a lens shield 12 is arranged at the center of the inner side of the protective cover plate 8;
the electric control telescopic rod 10 is horizontally fixed at the center of the front side shell of the projector body 1, and the movable end of the electric control telescopic rod 10 is connected with the protective cover plate 8.
The top shell of the projector body 1 is spirally fixed with an installation frame 3, and the center of the installation frame 3 is spirally connected with an installation rod 5 through a connecting pipe 4.
The working principle is as follows: this think political affairs for education projection arrangement during use, at first suspend the installation in midair with projecting apparatus body 1 through installation pole 5, after the installation is accomplished, when using, can cooperate projection lens 6 on it through projecting apparatus body 1 to carry out the projection teaching, when not needing the use, can drive protective cover plate 8 through automatically controlled telescopic link 10 and remove between top guide rail frame 9 and bottom guide rail frame 7, make protective cover plate 8's position and projecting lens 6's on the projecting apparatus body 1 position front and back mutual correspondence, thereby cover the protection to projecting lens 6 through lens guard shield 12 on the protective cover plate 8, effectually prevent that the dust from adhering to on projecting lens 6, it is obscure to lead to the projecting image, make this think political affairs for education projection arrangement have automatically to carry out dirt-proof safeguard measure of projecting lens 6 closing cap, convenience more when using.
Referring to fig. 3 and 4, heat dissipation air outlets 2 are symmetrically formed on the two side shells of the projector body 1.
The rear side shell of the projector body 1 is symmetrically provided with heat dissipation air inlets 15, and heat dissipation fans 16 are spirally fixed in the heat dissipation air inlets 15.
Also comprises an air inlet dust filtering cover 17;
the air inlet dust filtering cover 17 is connected to the rear shell of the projector body 1, and the outer shell of the air inlet dust filtering cover 17 is provided with a strip-shaped through hole 18.
A dust collecting groove 19 is arranged at the bottom of the strip-shaped through hole 18 in the air inlet dust filtering cover 17, and a filter screen frame 20 is embedded and arranged above the strip-shaped through hole 18 in the air inlet dust filtering cover 17 in a sliding and embedded mode.
When the projector device for the thinking and political affairs education is used, the heat radiation fan 16 in the heat radiation air inlet 15 on the rear side shell of the projector body 1 absorbs the outside air and injects the outside air into the projector body 1, then the outside air is discharged through the heat radiation air outlets 2 on the two sides of the projector body 1, the inside of the projector body 1 is circularly radiated, when the heat radiation fan 16 absorbs the outside air, the air is absorbed through the strip through holes 18 on the air inlet dust filter 17, meanwhile, the absorbed air is firstly filtered and dedusted through the filter net rack 20 on the air inlet dust filter 17, then the clean air enters the projector body 1 from the outlet of the air inlet dust filter 17 through the filter net rack 20 and then through the heat radiation air inlet 15, thereby preventing the dust from entering the projector body 1 to cause the fault of the components on the inner side, and simultaneously, the dust filtered by the filter net rack 20 can be collected in the dust collecting groove 19 at the bottom of the, is convenient for cleaning.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A projection device for think of political affairs education, comprising: the projector comprises a projector body (1), a protective cover plate (8) and an electric control telescopic rod (10);
a projection lens (6) is arranged at one end of a front shell of the projector body (1), a top guide rail frame (9) and a bottom guide rail frame (7) are welded at the positions of the top and bottom frames of the front shell of the projector body (1) respectively, and connecting sliding grooves (11) are symmetrically formed in the outer sides of the top guide rail frame (9) and the bottom guide rail frame (7);
the protective cover plate (8) is of a rectangular plate-shaped structure, the top and the bottom of the protective cover plate (8) are symmetrically and vertically welded with two connecting side frames (13), the inner sides of the two connecting side frames (13) are connected between the top guide rail frame (9) and the bottom guide rail frame (7) in a sliding mode through connecting sliders (14), and a lens shield (12) is arranged at the center of the inner side of the protective cover plate (8);
the electric control telescopic rod (10) is horizontally fixed at the center of the front side shell of the projector body (1), and the movable end of the electric control telescopic rod (10) is connected with the protective cover plate (8).
2. The projection device for political thought education as claimed in claim 1, wherein a mounting bracket (3) is spirally fixed on the top shell of the projector body (1), and a mounting rod (5) is spirally connected to the central position of the mounting bracket (3) through a connecting pipe (4).
3. The projection device for political thought education as claimed in claim 1, wherein the heat dissipation air outlets (2) are symmetrically formed on the two side shells of the projector body (1).
4. The projection device for the political thought education as claimed in claim 1, wherein the rear side housing of the projector body (1) is symmetrically provided with heat dissipation air inlets (15), and a heat dissipation fan (16) is spirally fixed in the heat dissipation air inlets (15).
5. The projection device for ideological and political education according to claim 1, characterized in that it further comprises an air intake dust filter (17);
the air inlet dust filtering cover (17) is connected to the rear shell of the projector body (1), and a strip-shaped through hole (18) is formed in the outer shell of the air inlet dust filtering cover (17).
6. The ideological and political education projection device according to claim 5, wherein a dust collecting groove (19) is formed in the air intake dust filter (17) at the bottom of the strip-shaped through hole (18), and a filter screen frame (20) is embedded in the air intake dust filter (17) above the strip-shaped through hole (18) in a sliding and embedded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967362.2U CN210924968U (en) | 2019-11-14 | 2019-11-14 | Think political affairs projection arrangement for education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967362.2U CN210924968U (en) | 2019-11-14 | 2019-11-14 | Think political affairs projection arrangement for education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210924968U true CN210924968U (en) | 2020-07-03 |
Family
ID=71366763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921967362.2U Expired - Fee Related CN210924968U (en) | 2019-11-14 | 2019-11-14 | Think political affairs projection arrangement for education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210924968U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230497A (en) * | 2020-11-06 | 2021-01-15 | 林泽城 | Intelligent education equipment based on big data |
| CN112767743A (en) * | 2021-01-13 | 2021-05-07 | 梁婧 | LCD projection arrangement based on music teaching is with reducing external dust erosion |
| CN112790109A (en) * | 2020-12-31 | 2021-05-14 | 凤台县正祥农业科技发展有限公司 | Automatic temperature and humidity control system for large-scale pig farm |
| CN113096454A (en) * | 2021-03-03 | 2021-07-09 | 王小翠 | Projector for multimedia teaching |
-
2019
- 2019-11-14 CN CN201921967362.2U patent/CN210924968U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230497A (en) * | 2020-11-06 | 2021-01-15 | 林泽城 | Intelligent education equipment based on big data |
| CN112790109A (en) * | 2020-12-31 | 2021-05-14 | 凤台县正祥农业科技发展有限公司 | Automatic temperature and humidity control system for large-scale pig farm |
| CN112767743A (en) * | 2021-01-13 | 2021-05-07 | 梁婧 | LCD projection arrangement based on music teaching is with reducing external dust erosion |
| CN113096454A (en) * | 2021-03-03 | 2021-07-09 | 王小翠 | Projector for multimedia teaching |
| CN113096454B (en) * | 2021-03-03 | 2022-11-11 | 深圳市诚创液晶显示有限公司 | Projector for multimedia teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20200703 Termination date: 20211114 |