CN213690201U - Projector device for improving image light overflow phenomenon - Google Patents
Projector device for improving image light overflow phenomenon Download PDFInfo
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- CN213690201U CN213690201U CN202023086828.3U CN202023086828U CN213690201U CN 213690201 U CN213690201 U CN 213690201U CN 202023086828 U CN202023086828 U CN 202023086828U CN 213690201 U CN213690201 U CN 213690201U
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- shell
- gear
- projector
- phenomenon
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Abstract
The utility model discloses a projector device for improving the image 'light overflow' phenomenon, which comprises a shell and a projection lens component arranged in the shell, wherein the shell is a cylinder-type structure shell, the front shell part of the shell is provided with two via holes, the projector device also comprises a power mechanism and two cover parts which are arranged at the front end of the shell in a turnover way, and the power mechanism is connected with a gear in a driving way; the two cover parts are driven by the power mechanism to synchronously open and close, the projection lens assembly is opened after the two cover parts are opened, an anti-overflow light structure is formed, and the projection lens assembly can be covered after the two cover parts are closed. The utility model discloses a projector device can prevent the excessive light through the upset of two covers, makes image edge definition improve. Meanwhile, when the projector device is not used, the two cover parts can be folded to cover the projector lens, so that dust is prevented from being adhered to the projector lens.
Description
Technical Field
The utility model relates to a projector, specific saying so relates to an improve projector device of image "excessive light" phenomenon.
Background
The projector is widely applied to different occasions such as teaching, scientific research, meetings, reports and the like as office equipment.
When the projector device is used, because no light shield is arranged at the lens, the light overflow phenomenon is serious, and the edge of the projected image is relatively blurred compared with other areas.
In addition, the lens of the projector device is exposed to air for a long time, and dust can be adhered to the lens, so that the quality of a projected image is affected.
SUMMERY OF THE UTILITY MODEL
To the deficiency among the prior art, the to-be-solved technical problem of the utility model lies in providing a projector device who improves image "excessive light" phenomenon, and the purpose of designing this projector device is that excessive light and dustproof.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses an improve projecting apparatus device of image "excessive light" phenomenon, include the casing, locate projecting lens subassembly in the casing, the casing is the tubular structure shell, and its preceding shell has two via holes, the projecting apparatus device still includes:
the power mechanism is arranged in the shell and is in driving connection with a gear;
the two covers are arranged at the front end of the shell in a turnover mode, the two covers are arranged on two opposite sides of the front end of the shell and driven by the power mechanism to synchronously open and close, the projection lens assembly is opened after the two covers are opened, an anti-overflow structure is formed, and the two covers can cover the projection lens assembly after being closed.
Further, the power mechanism comprises:
the power source is a servo motor, the servo motor is fixed on a motor base, the motor base is fixed in the shell, and the servo motor is in driving connection with the gear;
the upper rack assembly is meshed with one side of the gear, and the outer end of the upper rack assembly is connected with one cover part;
and the lower rack assembly is meshed with the other side of the gear, and the outer end of the lower rack assembly is connected to the other cover part.
Further, the upper rack assembly has a first hard portion and a first soft portion connected to each other, the first hard portion is a straight first rack engaged with one side of the gear, and an outer end of the first soft portion passes through a through hole adjacent thereto and is connected to a cover portion adjacent thereto.
Furthermore, a limiting plate is arranged in the machine shell to limit the movement distance of the first rack.
Furthermore, a first guide groove is formed in the machine shell and used for the upper rack assembly to move.
Furthermore, the lower rack assembly side is provided with a second hard part and a second soft part which are connected, the second hard part is a straight second rack which is meshed with the other side of the gear, and the outer end of the second soft part passes through a through hole adjacent to the second soft part and is connected to the cover part adjacent to the second soft part.
Furthermore, a second guide groove is formed in the machine shell and used for the lower rack assembly to move.
Further, the two cover parts are connected with the machine shell through hinges.
Further, the turnover angles of the two cover parts are 0-90 degrees.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a projector device can prevent the excessive light through the upset of two covers, makes image edge definition improve. Meanwhile, when the projector device is not used, the two cover parts can be folded to cover the projector lens, so that dust is prevented from being adhered to the projector lens.
Drawings
Fig. 1 is a schematic view of the overall structure of the projector apparatus of the present invention.
Fig. 2 is a schematic structural diagram of the power mechanism of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
referring to fig. 1-2, the present invention provides a projector apparatus for improving image "light spill", including a housing, a projection lens assembly 1 disposed in the housing, wherein the housing is a cylindrical shell, and a front shell portion of the housing has two through holes, the projector apparatus further includes:
the power mechanism is arranged in the shell and is connected with a gear 34 in a driving way;
two covers 2 which can be overturned and installed at the front end of the shell, wherein the two covers 2 are arranged on two opposite sides of the front end of the shell, are driven by the power mechanism to synchronously open and close, and the two covers 2 open the projection lens assembly 1 after being opened and form an anti-overflow structure which can cover the projection lens assembly 1 after being closed.
A preferred technical solution of this embodiment: the power mechanism comprises:
the power source is a servo motor, the servo motor is fixed on a motor base, the motor base is fixed in the casing, and the servo motor is in driving connection with the gear 34;
an upper rack assembly meshed with one side of the gear 34 and connected with one cover part 2 at the outer end;
and a lower rack assembly engaged to the other side of the gear 34 and having an outer end connected to the other cover part 2.
A preferred technical solution of this embodiment: the upper rack assembly has a first hard portion 33 and a first soft portion 31 connected, the first hard portion 33 is a straight first rack engaged with one side of the gear 34, and the outer end of the first soft portion 31 passes through a through hole adjacent thereto and is connected to the cover portion 2 adjacent thereto.
A preferred technical solution of this embodiment: a limiting plate 32 is provided in the case to limit the moving distance of the first rack.
A preferred technical solution of this embodiment: a first guide groove is formed in the machine shell and used for the upper rack assembly to move.
A preferred technical solution of this embodiment: the lower rack assembly side has a second hard portion 35 and a second soft portion 36 connected to each other, the second hard portion 35 is a straight second rack engaged with the other side of the gear 34, and the outer end of the second soft portion 36 passes through a through hole adjacent thereto and is connected to the cover portion 2 adjacent thereto.
A preferred technical solution of this embodiment: and a second guide groove is formed in the machine shell and used for the lower rack assembly to move.
A preferred technical solution of this embodiment: and the two cover parts 2 are connected with the machine shell through hinges.
A preferred technical solution of this embodiment: the turning angle of the two cover parts 2 is 0-90 degrees.
Example 2:
as shown in fig. 1-2, the gear 34 of the present invention is rotated by the servo motor, and the gear 34 synchronously drives the first rack and the second rack to move, and the first rack and the second rack move in opposite directions due to the first rack and the second rack being separated from the two sides of the gear 34.
As shown in fig. 2, the current state is the state in which the two cover portions 2 are opened, and at this time, the gear 34 can only be driven by the servo motor to rotate clockwise, the first rack moves rightward, which drives the first flexible portion 31 to move rightward, and the first flexible portion 31 drives the cover portion 2 on the left side in the figure to fold. The second rack moves to the left, driving the second flexible portion 36 to move to the left, and the second flexible portion 36 moves to the left, thereby driving the cover portion 2 on the right side in the figure to be folded. The two cover parts 2 are synchronously folded to finally cover the projection lens assembly 1 to prevent dust from entering.
When two covers 2 need to be opened, the servo motor anticlockwise rotates, after the two covers 2 are opened, the projection lens assembly 1 projects images, light is blocked by the two covers 2, and the light overflow amount is small, so that the image edge after projection can be clearer than that of a projector device without a light shielding piece.
In summary, the following: the utility model discloses a projector device can prevent the excessive light through the upset of two covers, makes image edge definition improve. Meanwhile, when the projector device is not used, the two cover parts can be folded to cover the projector lens, so that dust is prevented from being adhered to the projector lens.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. The utility model provides an improve projecting apparatus device of image "excessive light" phenomenon, includes the casing, locates projection lens subassembly (1) in the casing, the casing is the tube structure shell, and its preceding shell has two via holes, its characterized in that, projecting apparatus device still includes:
the power mechanism is arranged in the shell and is connected with a gear (34) in a driving way;
two covers (2) that can overturn install in the casing front end, two covers (2) are located two relative sides of casing front end, and it is by power unit drive does the action of opening and foling in step, two covers (2) open projection lens subassembly (1) and form anti-overflow light structure after opening, can cover after it folds projection lens subassembly (1).
2. The projector apparatus of claim 1, wherein said power mechanism comprises:
the power source is a servo motor, the servo motor is fixed on a motor base, the motor base is fixed in the shell, and the servo motor is in driving connection with the gear (34);
the upper rack assembly is meshed with one side of the gear (34), and the outer end of the upper rack assembly is connected with one cover part (2);
and the lower rack assembly is meshed with the other side of the gear (34), and the outer end of the lower rack assembly is connected to the other cover part (2).
3. The projector apparatus for improving the phenomenon of image "blooming" according to claim 2, wherein said upper rack assembly has a first hard portion (33) and a first soft portion (31) connected, said first hard portion (33) is a straight first rack engaged to one side of said gear (34), and an outer end of said first soft portion (31) passes through a through hole adjacent thereto and is connected to the cover portion (2) adjacent thereto.
4. The projector apparatus for improving image "blooming" phenomenon according to claim 3, wherein a limiting plate (32) is provided in the housing to limit the moving distance of the first rack.
5. The apparatus as claimed in claim 3, wherein a first guide slot is formed in the housing for moving the upper rack assembly.
6. The projector apparatus for improving the image "blooming" phenomenon according to claim 2, wherein said lower rack member side has a second hard portion (35) and a second soft portion (36) connected thereto, said second hard portion (35) is a straight second rack engaged with the other side of said gear (34), and an outer end of said second soft portion (36) passes through a through hole adjacent thereto and is connected to the cover portion (2) adjacent thereto.
7. The apparatus as claimed in claim 6, wherein a second guiding groove is formed in the housing for moving the lower rack assembly.
8. A projector device for improving the phenomenon of image "blooming" according to claim 1, wherein said two covers (2) are each connected to said cabinet by a hinge.
9. A projector device for improving the phenomenon of image "blooming" according to claim 1, wherein the flip angles of the two covers (2) are 0-90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023086828.3U CN213690201U (en) | 2020-12-21 | 2020-12-21 | Projector device for improving image light overflow phenomenon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023086828.3U CN213690201U (en) | 2020-12-21 | 2020-12-21 | Projector device for improving image light overflow phenomenon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213690201U true CN213690201U (en) | 2021-07-13 |
Family
ID=76740827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023086828.3U Expired - Fee Related CN213690201U (en) | 2020-12-21 | 2020-12-21 | Projector device for improving image light overflow phenomenon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213690201U (en) |
-
2020
- 2020-12-21 CN CN202023086828.3U patent/CN213690201U/en not_active Expired - Fee Related
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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: 20210713 Termination date: 20211221 |