CN210666301U - High-definition reflection projection device - Google Patents
High-definition reflection projection device Download PDFInfo
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- CN210666301U CN210666301U CN201921772662.5U CN201921772662U CN210666301U CN 210666301 U CN210666301 U CN 210666301U CN 201921772662 U CN201921772662 U CN 201921772662U CN 210666301 U CN210666301 U CN 210666301U
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Abstract
The utility model relates to a technical field of exhibition wherein discloses a high definition reflection projection arrangement, its casing that includes the projector, the casing includes roof, curb plate and bottom plate, be equipped with the projection mouth on the curb plate, install the camera lens in the projection mouth, the terminal surface of camera lens is located inside the casing, it is equipped with the apron to rotate on the casing, the apron is used for covering the projection mouth, be equipped with the motor on the casing, the motor is used for driving the apron and slides, one side of apron is equipped with the otic placode, the output shaft of motor is connected to the otic placode, the rotation axis level of motor sets up. The utility model discloses have during the exhibition, equipment such as air conditioners in the exhibition room makes the circulation of air, and the dust flows along with the air, is difficult for adhering to the camera lens surface, closes the hall after, and when the projector shut down, motor drive apron covers the projection mouth, and the dust is adhered to the surface of projecting lens during avoiding closing the hall, and the image projection is clear after guaranteeing to start once more, guarantees the effect of exhibition effect.
Description
Technical Field
The utility model belongs to the technical field of the technique of exhibition and specifically relates to a high definition reflection projection arrangement is related to.
Background
The exhibition is an exhibition and demonstration activity which takes the optimal spatial relationship of elements such as complexes, people, fields and the like as a means and aims at conveying specific information.
The prior chinese patent publication No. CN109375464A discloses a total reflection projector, which uses a light emitter to emit light into a convex lens and a concave lens, and magnifies the light in parallel, and then emits the light into a prism, and reflects the light by the total reflection principle of the prism, and projects the light onto a screen through a projection lens, wherein the light emitter, the convex lens, the concave lens, the prism, and the projection lens are combined together.
The projector cooperates the curtain that hangs on the exhibition, realizes the input of picture, video to better propaganda.
The above prior art solutions have the following drawbacks: during the exhibition, dust easily adsorbs to the projection lens on, leads to the image projection unclear, influences the exhibition effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high definition reflection projection arrangement, during the exhibition, equipment such as air conditioner in the exhibition room make the circulation of air, and the dust flows along with the air, is difficult for adhering to the camera lens surface, closes the hall after, and when the projector shut down, motor drive apron covers the projection mouth, avoids closing the hall during the dust adhere to projection lens's surface, guarantees to start the back image projection clarity once more, guarantees the exhibition effect.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a high definition reflection projection arrangement, includes the casing of projector, the casing includes roof, curb plate and bottom plate, be equipped with the projection mouth on the curb plate, install the camera lens in the projection mouth, the terminal surface of camera lens is located inside the casing, it is equipped with the apron to rotate on the casing, the apron is used for covering the projection mouth, be equipped with the motor on the casing, the motor is used for driving the apron and slides.
Through adopting above-mentioned technical scheme, during the exhibition, equipment such as air conditioner in the exhibition room makes the circulation of air, and the dust flows along with the air, is difficult for adhering to the camera lens surface, closes the hall back, and when the projector shut down, motor drive apron covers the projection mouth, avoids closing the hall during the dust adhere to projection lens's surface, guarantees that the back image projection of starting again is clear, guarantees the exhibition effect.
The utility model discloses further set up to: an ear plate is arranged on one side of the cover plate and connected with an output shaft of the motor, and the rotating axis of the motor is horizontally arranged.
By adopting the technical scheme, the cover plate rotates in a vertical plane along with the motor to finish opening or closing.
The utility model discloses further set up to: the casing is provided with a limiting part, the limiting part is arranged on one side of the cover plate, and when the cover plate abuts against the limiting part, the cover plate covers the projection opening.
Through adopting above-mentioned technical scheme, the motor stall back utilizes the locating part, avoids staggering each other between apron and the projection mouth, guarantees that the apron correctly covers the projection mouth.
The utility model discloses further set up to: the utility model discloses a motor, including motor, otic placode, casing, locating piece and locating piece, coaxial coupling has the screw rod on the output shaft of motor, otic placode threaded connection is on the screw rod, be equipped with the setting element on the casing, the both sides of apron are located to setting element and locating piece, the axial extension of screw rod is followed to locating piece and setting element, the length that the setting element stretches out housing face is less than the length that the locating piece stretches out housing face, when the motor forward rotates, the apron supports tight locating piece and is close to the casing along the screw rod axial, when the motor antiport, the apron.
By adopting the technical scheme, when the motor rotates forwards, the cover plate abuts against the limiting piece and is close to the shell along the axial direction of the screw rod, so that the cover plate abuts against the projection opening, the gap between the cover plate and the projection opening is reduced, and the dustproof effect is ensured; when the motor rotates reversely, the cover plate supports the positioning piece tightly and is far away from the shell along the axial direction of the screw rod, so that an interval is reserved between the cover plate and the shell, the cover plate is prevented from being deformed due to the fact that the cover plate is scratched between the cover plate and the shell, and the cover plate is guaranteed to be abutted against the projection opening correctly.
The utility model discloses further set up to: the apron upper end articulates there is the actuating lever, the actuating lever rotates to be located on the roof, the vertical setting of axis of rotation of motor is used for driving the actuating lever and rotates.
By adopting the technical scheme, the driving rod rotates in a horizontal plane, and the movement track of the cover plate is circular arc, so that when the cover plate covers the projection opening, the cover plate tightly abuts against the projection opening, and a gap between the small cover plate and the projection opening ensures the dustproof effect; when opening the apron, there is the interval between apron and the curb plate, avoids scraping between apron and the casing and rubs and make the apron warp, guarantees to lap the correct butt projection mouth.
The utility model discloses further set up to: the apron upper end articulates there are two the actuating lever, two the actuating lever is located the both ends of apron horizontal direction respectively, two the actuating lever is parallel to each other, the parallel curb plate of apron.
Through adopting above-mentioned technical scheme, two actuating levers are articulated the apron jointly, guarantee the apron parallel side board all the time, guarantee that the apron correctly opens or closes.
The utility model discloses further set up to: the upper end and the lower extreme of apron all are equipped with two the actuating lever.
Through adopting above-mentioned technical scheme, four actuating levers avoid the one end bending deformation of apron, guarantee the apron and correctly butt projection mouth, guarantee dustproof effect.
The utility model discloses further set up to: one side of the cover plate facing the shell is provided with a spongy cushion.
Through adopting above-mentioned technical scheme, utilize the clearance between foam-rubber cushion shutoff apron and the projection mouth, avoid the dust to get into, guarantee the dustproof effect of apron during closing.
To sum up, the utility model discloses a beneficial technological effect does:
during exhibition, air circulation is realized by equipment such as an air conditioner in the exhibition hall, dust flows along with the air and is not easy to attach to the surface of the lens, after the exhibition hall is closed and the projector is powered off, the motor-driven cover plate covers the projection port, so that the dust is prevented from attaching to the surface of the projection lens during the exhibition hall is closed, clear image projection is ensured after the projector is powered on again, and the exhibition effect is ensured;
when the motor rotates forwards, the cover plate abuts against the limiting piece and is close to the shell along the axial direction of the screw rod, so that the cover plate abuts against the projection opening, the gap between the cover plate and the projection opening is reduced, and the dustproof effect is ensured; when the motor rotates reversely, the cover plate abuts against the positioning piece and is far away from the shell along the axial direction of the screw rod, so that a space is reserved between the cover plate and the shell, the cover plate is prevented from being deformed due to the fact that the cover plate is scratched between the cover plate and the shell, and the cover plate is enabled to be abutted against the projection opening correctly;
the driving rod rotates in the horizontal plane, the movement track of the cover plate is circular arc, so that when the cover plate covers the projection opening, the cover plate tightly abuts against the projection opening, and a gap between the small cover plate and the projection opening ensures the dustproof effect; when opening the apron, there is the interval between apron and the curb plate, avoids scraping between apron and the casing and rubs and make the apron warp, guarantees to lap the correct butt projection mouth.
Drawings
Fig. 1 is a schematic structural view illustrating the opening of a cover according to an embodiment.
Fig. 2 is a schematic structural view of a closed cover plate according to an embodiment.
FIG. 3 is a schematic structural diagram of the second embodiment when the cover is opened.
FIG. 4 is a schematic structural view of the second embodiment when the cover is closed.
In the figure, 1, a housing; 11. a top plate; 12. a side plate; 121. a limiting member; 122. a positioning member; 13. a projection port; 14. a base plate; 2. a cover plate; 21. a sponge cushion; 22. an ear plate; 3. a motor; 31. a screw; 32. a drive rod; 4. and (5) a lens.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 and fig. 2, for the utility model discloses a high definition reflection projection arrangement, casing 1 including the projector, casing 1 includes roof 11, curb plate 12 and bottom plate 14, be equipped with projection mouth 13 on the curb plate 12, install camera lens 4 in the projection mouth 13, the terminal surface of camera lens 4 is located inside casing 1, it is equipped with apron 2 to rotate on the casing 1, apron 2 is used for covering projection mouth 13, apron 2 is equipped with foam-rubber cushion 21 towards one side of casing 1, be equipped with motor 3 on the casing 1, one side of apron 2 is equipped with otic placode 22, the output shaft of motor 3 is connected to otic placode 22, motor 3's rotation axis level sets up.
During the exhibition, equipment such as air conditioners in the exhibition room make the circulation of air, and the dust flows along with the air, is difficult for adhering to 4 surfaces of camera lens, closes the hall after, and when the projector shut down, motor 3 drive apron 2 covers projection mouth 13, and the dust is adhered to 4 surfaces of projection lens during avoiding closing the hall, guarantees that the image projection is clear after the start once more, guarantees the exhibition effect.
The casing 1 is provided with a limiting member 121 and a positioning member 122, the limiting member 121 and the positioning member 122 are respectively disposed on two sides of the cover plate 2, the limiting member 121 and the positioning member 122 extend along a direction parallel to a rotation axis of the motor 3, when the cover plate 2 abuts against the limiting member 121, the cover plate 2 covers the projection port 13, the screw 31 is coaxially connected to an output shaft of the motor 3, a length of the positioning member 122, which extends out of the surface of the casing 1, of the lug plate 22, which is in threaded connection with the screw 31, is smaller than a length of the limiting member 121, which extends out of the surface of the casing 1, when the motor 3 rotates in a forward direction, the cover plate 2 abuts against the limiting member 121 and is close to the.
The implementation principle of the embodiment is as follows: when the projector is started, the motor 3 rotates reversely, the cover plate 2 abuts against the positioning piece 122 and is far away from the shell 1 along the axial direction of the screw rod 31, then the cover plate 2 is separated from the positioning piece 122 and rotates around the axis of the motor 3 to be separated from the projection opening 13, so that a space is reserved between the cover plate 2 and the shell 1, the cover plate 2 is prevented from being deformed due to scraping between the cover plate 2 and the shell 1, and the cover plate 2 is ensured to be abutted against the projection opening 13 correctly; when the projector is closed, the motor 3 rotates in the forward direction, the cover plate 2 rotates around the axis of the motor 3 to cover the projection opening 13 and abut against the limiting part 121, and then the cover plate 2 is close to the shell 1 along the axial direction of the screw rod 31, so that the cover plate 2 abuts against the projection opening 13, the gap between the cover plate 2 and the projection opening 13 is reduced, and the dustproof effect is ensured.
The second embodiment is different from the first embodiment in that:
referring to fig. 3 and 4, the upper end and the lower end of the cover plate 2 are hinged with two driving rods 32, the two driving rods 32 are respectively arranged at two ends of the cover plate 2 in the horizontal direction, the two driving rods 32 are parallel to each other, the side plate 12 parallel to the cover plate 2 is arranged on the top plate 11 in a rotating mode, and the rotating axis of the motor 3 is vertically arranged and used for driving the driving rods 32 to rotate.
The implementation principle of the embodiment is as follows: the driving rod 32 rotates in the horizontal plane, and the movement track of the cover plate 2 is a circular arc, so that when the cover plate 2 covers the projection port 13, the cover plate tightly abuts against the projection port 13, and a gap between the cover plate 2 and the projection port 13 is small, so that the dustproof effect is ensured; when opening apron 2, there is the interval between apron 2 and the curb plate 12, avoids scraping between apron 2 and the casing 1 and rubs and make apron 2 warp, guarantees to lap 2 correct butt projection mouth 13, utilizes four actuating levers 32 simultaneously, avoids the one end bending deformation of apron 2, guarantees to lap 2 correct butt projection mouth 13, guarantees dustproof effect.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a high definition reflection projection arrangement, includes casing (1) of projector, casing (1) includes roof (11), curb plate (12) and bottom plate (14), be equipped with projection mouth (13) on curb plate (12), install camera lens (4) in projection mouth (13), the terminal surface of camera lens (4) is located inside casing (1), its characterized in that: rotate on casing (1) and be equipped with apron (2), apron (2) are used for covering projection mouth (13), be equipped with motor (3) on casing (1), motor (3) are used for driving apron (2) and slide.
2. A high definition reflective projection device as claimed in claim 1, wherein: one side of apron (2) is equipped with otic placode (22), the output shaft of motor (3) is connected in otic placode (22), the axis of rotation level setting of motor (3).
3. A high definition reflective projection device as claimed in claim 2, wherein: the casing (1) is provided with a limiting piece (121), the limiting piece (121) is arranged on one side of the cover plate (2), and when the cover plate (2) abuts against the limiting piece (121), the cover plate (2) covers the projection opening (13).
4. A high definition reflective projection unit as claimed in claim 3, wherein: the utility model discloses a motor, including motor (3), ear plate (22), locating piece (122), locating piece (121), motor (3), motor (31), lug plate (22) and locating piece (121), be equipped with setting element (122) on casing (1), the both sides of apron (2) are located to setting element (122) and locating piece (121), the axial extension of screw rod (31) is followed in locating piece (121) and setting element (122), the length that setting element (122) stretched out casing (1) surface is less than the length that locating element (121) stretched out casing (1) surface, during motor (3) forward rotation, apron (2) support tight locating element (121) and are close to casing (1) along screw rod (31) axial, when motor (3) antiport, apron (2) support tight setting element (122) and keep away from casing (1) along screw rod (31) axial.
5. A high definition reflective projection device as claimed in claim 1, wherein: apron (2) upper end articulates there is actuating lever (32), actuating lever (32) rotate locate on roof (11), the vertical setting of axis of rotation of motor (3) is used for driving actuating lever (32) and rotates.
6. The high definition reflective projection device of claim 5, wherein: apron (2) upper end articulates there are two actuating lever (32), two the both ends of apron (2) horizontal direction are located respectively to actuating lever (32), two actuating lever (32) are parallel to each other, apron (2) parallel side board (12).
7. The high definition reflective projection device of claim 6, wherein: the upper end and the lower end of the cover plate (2) are provided with two driving rods (32).
8. A high definition reflective projection device as claimed in any one of claims 1 to 7, wherein: one side of the cover plate (2) facing the shell (1) is provided with a spongy cushion (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772662.5U CN210666301U (en) | 2019-10-19 | 2019-10-19 | High-definition reflection projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772662.5U CN210666301U (en) | 2019-10-19 | 2019-10-19 | High-definition reflection projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210666301U true CN210666301U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921772662.5U Active CN210666301U (en) | 2019-10-19 | 2019-10-19 | High-definition reflection projection device |
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| CN (1) | CN210666301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126400A (en) * | 2021-04-01 | 2021-07-16 | 深圳市皓龙激光设备有限公司 | Light shielding safety device |
-
2019
- 2019-10-19 CN CN201921772662.5U patent/CN210666301U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126400A (en) * | 2021-04-01 | 2021-07-16 | 深圳市皓龙激光设备有限公司 | Light shielding safety device |
| CN113126400B (en) * | 2021-04-01 | 2022-06-07 | 深圳市皓龙激光设备有限公司 | Light shielding safety device |
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