CN211878409U - Lens protection device of projector - Google Patents
Lens protection device of projector Download PDFInfo
- Publication number
- CN211878409U CN211878409U CN202020971665.8U CN202020971665U CN211878409U CN 211878409 U CN211878409 U CN 211878409U CN 202020971665 U CN202020971665 U CN 202020971665U CN 211878409 U CN211878409 U CN 211878409U
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- China
- Prior art keywords
- lens
- projector
- projecting apparatus
- camera lens
- lens protection
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Abstract
The utility model discloses a camera lens protection device of projecting apparatus, including the projecting apparatus main part, the four corners of the bottom of projecting apparatus main part all is provided with the stabilizer blade, and the intermediate position on the top of projecting apparatus main part is connected with the handle, one side of the front side of projecting apparatus main part is provided with the camera lens mounting hole, the inside of camera lens mounting hole is provided with the camera lens, the front side of projecting apparatus main part is connected with two backup pads, two one side that the backup pad was kept away from each other all is provided with two electro-magnets, two the intermediate position of one side that the backup pad is close to each other all is connected with the connecting rod. The utility model discloses an electro-magnet, iron system camera lens safety cover, spacing spring, connecting rod, first through-hole and backup pad, when using the projecting apparatus, can be convenient control the position of iron system camera lens safety cover through the switch electro-magnet, need not the user and remove the safety cover with the hand to this camera lens protection device's practicality has been improved.
Description
Technical Field
The utility model relates to a projecting apparatus technical field specifically is a camera lens protection device of projecting apparatus.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes. The lens of the projector is in contact with the external environment, is easily influenced by the external environment, is easily scratched or contaminated by dust, and enables imaging to be influenced, so that protection measures are required to be provided for the lens.
There are many lens protection devices of projectors on the market at present, but these lens protection devices ubiquitous because the projector can set up in the eminence sometimes, and the user needs again to move the safety cover at the lens department by hand, therefore the user can not be convenient provide safeguard measure for the lens of the projector of eminence. Accordingly, one skilled in the art provides a lens protection apparatus for a projector to solve the problems set forth in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a camera lens protection device of projecting apparatus to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a camera lens protection device of projecting apparatus, includes the projecting apparatus main part, the four corners of the bottom of projecting apparatus main part all is provided with the stabilizer blade, and the intermediate position on the top of projecting apparatus main part is connected with the handle, one side of the front side of projecting apparatus main part is provided with the camera lens mounting hole, the inside of camera lens mounting hole is provided with the camera lens, the front side of projecting apparatus main part is connected with two backup pads, two one side that the backup pad was kept away from each other all is provided with two electro-magnets, two the intermediate position of one side that the backup pad is close to each other all is connected with the connecting rod, two spacing spring is all installed to the intermediate position of one side that the backup pad is close to each other, one side in the outside of connecting rod is connected with iron system camera lens safety cover.
Further, the connecting rod penetrates through the limiting spring and the first through hole.
Furthermore, one end of the limiting spring is connected with one side of the supporting plate, and the other end of the limiting spring is connected with one side of the iron lens protection cover.
Furthermore, a second through hole is formed in the top end of the supporting leg, a movable column is arranged at the top of the supporting leg, the bottom end of the supporting leg is connected with an anti-skidding rubber cushion block, a damping spring is installed at the bottom of the inner side of the supporting leg, and a damping seat is connected to the top end of the movable column.
Further, the top of activity post is connected with the bottom of shock attenuation seat, the bottom of activity post is connected with damping spring's top, the setting of activity post is in the inside of second through-hole, the top of shock attenuation seat is connected with the bottom of projecting apparatus main part.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through electro-magnet, iron system camera lens safety cover, spacing spring, connecting rod, first through-hole and backup pad, when using the projecting apparatus, can be convenient control the position of iron system camera lens safety cover through the switch electro-magnet, need not the user and removes the safety cover with the hand to this camera lens protection device's practicality has been improved.
2. When the user places the projecting apparatus main part on the desktop at portable handle, if fail to put the projecting apparatus main part lightly, through second through-hole, damping spring, non-slip rubber cushion, activity post and cushion socket, can reach the absorbing purpose for the projecting apparatus main part, and then avoid the projecting apparatus main part to receive the damage to this camera lens protection device's practicality has been improved.
Drawings
Fig. 1 is a schematic structural diagram of a lens protection apparatus of a projector according to embodiment 1;
fig. 2 is a partial sectional view of a handrail surface of a projector main body in a lens protection apparatus for a projector according to embodiment 1;
fig. 3 is an enlarged view of a in a lens protection apparatus for a projector proposed in embodiment 1;
fig. 4 is a partial structural schematic view of a supporting leg and a damper base in a lens protection apparatus of a projector according to embodiment 2;
fig. 5 is a front partial sectional view of a leg and a damper base in a lens protection apparatus for a projector according to embodiment 2.
In the figure: 1. a support leg; 2. a projector main body; 3. a handle; 4. an electromagnet; 5. an iron lens protection cover; 6. a lens; 7. a lens mounting hole; 8. a support plate; 9. a limiting spring; 10. a first through hole; 11. a connecting rod; 12. a shock absorbing seat; 13. a second through hole; 14. a movable post; 15. a damping spring; 16. an antiskid rubber cushion block.
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. 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.
Example 1
Referring to fig. 1-3, in an embodiment of the present invention, a lens protection device for a projector includes a projector main body 2, four corners of a bottom end of the projector main body 2 are provided with support legs 1, and the intermediate position on the top of projecting apparatus main part 2 is connected with handle 3, one side of the front side of projecting apparatus main part 2 is provided with camera lens mounting hole 7, the inside of camera lens mounting hole 7 is provided with camera lens 6, the front side of projecting apparatus main part 2 is connected with two backup pads 8, one side that two backup pads 8 kept away from each other all is provided with two electro-magnets 4, the intermediate position of one side that two backup pads 8 are close to each other all is connected with connecting rod 11, spacing spring 9 is all installed to the intermediate position of one side that two backup pads 8 are close to each other, one side in the outside of connecting rod 11 is connected with iron system camera lens safety cover 5, first through-hole 10 has been seted up to the position that one side of.
Wherein, the connecting rod 11 runs through the limiting spring 9 and the first through hole 10.
Wherein, the one end of spacing spring 9 is connected with one side of backup pad 8, and the other end of spacing spring 9 is connected with one side of iron lens safety cover 5.
The working principle is as follows: when the projector is used, two iron lens protection covers 5 covering the lens 6 are far away from the lens 6 so that the lens 6 can normally project, the electromagnets 4 arranged on the two support plates 8 can be opened at the moment, the electromagnets 4 work to attract the iron lens protection covers 5, the iron lens protection covers 5 move on the connecting rod 11 towards the support plates 8, the limiting spring 9 is in a pressing state at the moment, one sides of the two iron lens protection covers 5 are respectively attached to the inner sides of the two support plates 8, the two iron lens protection covers 5 are further moved away from the surface of the lens 6, when the projector is not used, the electromagnets 4 are powered off, the electromagnets 4 lose magnetism and do not attract the iron lens protection covers 5 any more, and the limiting spring 9 drives the iron lens protection covers 5 to move on the connecting rod 11 and return to the original position, to cover the surface of the lens 6.
Example 2
Referring to fig. 4 to 5, a lens protection device of a projector, this embodiment compares in embodiment 1, and the second through hole 13 has been seted up to the top of stabilizer blade 1, and the top of stabilizer blade 1 is provided with movable post 14, and the bottom of stabilizer blade 1 is connected with anti-skidding rubber cushion 16, and damping spring 15 is installed to the bottom of the inboard of stabilizer blade 1, and the top of movable post 14 is connected with shock absorber 12.
Wherein, the top of activity post 14 is connected with the bottom of cushion socket 12, and the bottom of activity post 14 is connected with damping spring 15's top, and activity post 14 sets up in the inside of second through-hole 13, and the top of cushion socket 12 is connected with the bottom of projecting apparatus main part 2.
The working principle is as follows: the user is at portable handle 3 and when placing projecting apparatus main part 2 on the desktop, sometimes fail to put lightly, the bottom of 16 anti-skidding rubber cushion blocks can be earlier than the desktop contact this moment, projecting apparatus main part 2 can drive cushion socket 12 and activity post 14 through damping spring 15 in the inside of second through-hole 13 and stabilizer blade 1 removal of small range from top to bottom to for projecting apparatus main part 2 reaches absorbing purpose, and then avoid projecting apparatus main part 2 to receive the damage.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A lens protection device of a projector comprises a projector main body (2), wherein support legs (1) are arranged at four corners of the bottom end of the projector main body (2), a handle (3) is connected to the middle position of the top end of the projector main body (2), a lens mounting hole (7) is formed in one side of the front side of the projector main body (2), a lens (6) is arranged inside the lens mounting hole (7), the lens protection device is characterized in that two support plates (8) are connected to the front side of the projector main body (2), two electromagnets (4) are arranged on the sides, away from each other, of the two support plates (8) are connected to the middle position of the side, close to each other, of the two support plates (8) are respectively provided with a connecting rod (11), a limiting spring (9) is arranged on the middle position of the side, close to each other, one side of the outer side of the connecting rod (11) is connected with an iron lens protection, a first through hole (10) is formed in a position, close to the connecting rod (11), on one side of the iron lens protection cover (5).
2. A lens protective device for a projector according to claim 1, wherein said connecting rod (11) penetrates inside the position limiting spring (9) and the first through hole (10).
3. A lens protective device for a projector according to any one of claims 1-2, wherein one end of the position limiting spring (9) is connected to one side of the supporting plate (8), and the other end of the position limiting spring (9) is connected to one side of the iron lens protective cover (5).
4. The lens protection device of the projector according to claim 1, wherein a second through hole (13) is formed in the top end of the support leg (1), a movable column (14) is arranged on the top of the support leg (1), an anti-slip rubber cushion block (16) is connected to the bottom end of the support leg (1), a damping spring (15) is installed at the bottom of the inner side of the support leg (1), and a damping base (12) is connected to the top end of the movable column (14).
5. The lens protection device of a projector according to claim 4, wherein the top end of the movable column (14) is connected to the bottom end of the damper base (12), the bottom end of the movable column (14) is connected to the top end of the damper spring (15), the movable column (14) is disposed inside the second through hole (13), and the top end of the damper base (12) is connected to the bottom end of the projector main body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971665.8U CN211878409U (en) | 2020-06-01 | 2020-06-01 | Lens protection device of projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971665.8U CN211878409U (en) | 2020-06-01 | 2020-06-01 | Lens protection device of projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211878409U true CN211878409U (en) | 2020-11-06 |
Family
ID=73235547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020971665.8U Expired - Fee Related CN211878409U (en) | 2020-06-01 | 2020-06-01 | Lens protection device of projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211878409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022213481A1 (en) * | 2021-04-07 | 2022-10-13 | 广景视睿科技（深圳）有限公司 | Projection apparatus |
-
2020
- 2020-06-01 CN CN202020971665.8U patent/CN211878409U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022213481A1 (en) * | 2021-04-07 | 2022-10-13 | 广景视睿科技（深圳）有限公司 | Projection apparatus |
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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: 20201106 |