CN115249447B - Digital holographic projection device for artistic design - Google Patents
Digital holographic projection device for artistic design Download PDFInfo
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- CN115249447B CN115249447B CN202210037818.5A CN202210037818A CN115249447B CN 115249447 B CN115249447 B CN 115249447B CN 202210037818 A CN202210037818 A CN 202210037818A CN 115249447 B CN115249447 B CN 115249447B
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- fixed bolt
- spectroscope
- bearing
- transparent lampshade
- light source
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a digital holographic projection device for artistic design, which comprises a frame, wherein the bottom of the frame is fixedly connected with a spectroscope, the upper surface of the frame is fixedly provided with a servo machine, and the bottom of the servo machine is fixedly connected with a driving wheel. According to the invention, the servo is started, the servo drives the driving wheel to rotate inwards, the driving wheel drives the driven wheel, the driven wheel rotates outwards around the first bearing, the threaded turntable rotates outwards, the threaded groove is meshed with the gear disk to rotate inwards, the number of the gear disks is four and is symmetrically distributed at the bottom of the threaded turntable, the gear disks can turn around the second bearing, the spectroscope is vertically fixed at the bottom of the gear disks, the number of the spectroscope corresponds to the number of the gear disks, the second bearing rotates around the first fixed bolt, and the first fixed bolt is fixed at the bottom of the rack, so that the spectroscope is driven to extend automatically along with the rotation of the servo, the space utilization rate is improved, the sanitation of the device and the later maintenance of the device are facilitated, and the practicability of the device is improved.
Description
Technical Field
The invention relates to the technical field of holographic projection, in particular to a digital holographic projection device for artistic design.
Background
Holographic projection, also known as phantom imaging, is a 3D technology that does not require glasses to be worn and allows the viewer to see a virtual image that is stereoscopic. Under the condition of no constraint, the 3D phantom stereoscopic display special effect can be enjoyed as much as possible, visual impact is given to people, and the deep sense is strong, so that the method is highly trusted by the vast audience. At present, holographic projection appearing in the market is usually used in product exhibition or museum and the like in a market, and due to the special structure, the practicality is deeply limited by space in the exposed air, so that the cleaning and maintenance of later staff are not facilitated, the imaging angle of a spectroscope can not be ensured, the artistic appreciation effect is reduced, and the popularization rate of the device used is reduced.
For this purpose, a digital holographic projection device for artistic design is proposed.
Disclosure of Invention
The present invention is directed to a digital holographic projection device for artistic design, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a digital holographic projection device for art design, includes the frame, the bottom fixedly connected with spectroscope of frame, the upper surface fixed mounting of frame has the servo, the bottom fixedly connected with drive wheel of servo.
Preferably, the external teeth of the driving wheel are meshed with the driven wheel, and the bottom of the driven wheel is fixedly welded with a threaded turntable.
Preferably, a light source is rotatably connected to the center of the threaded turntable, and a first bearing is fixedly welded to the upper surface of the driving wheel.
Preferably, the spectroscope comprises a gear disc, and a bearing II is fixedly arranged on the inner wall of the gear disc.
Preferably, the inner wall of the second bearing is fixedly connected with a first fixed bolt, and two sides of the spectroscope are fixedly provided with a second fixed bolt.
Preferably, oblique edges are arranged on two sides of the spectroscope, and the outer wall of the fixed bolt II is connected with a display panel in a sliding manner.
Preferably, a bayonet is formed on the side edge of the display panel, and movable grooves are formed on two sides of the bayonet.
Preferably, the surface of the display panel is fixedly provided with a cleaning mechanism, the cleaning mechanism comprises a transparent lampshade, a nozzle is arranged at the bottom of the transparent lampshade, and the inner wall of the transparent lampshade is connected with a sealing ring in a sliding manner.
Preferably, a lamp post is fixedly arranged at the top end of the light source, and a movable cavity is formed in the upper portion of the stand.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the gear plates are meshed with the thread grooves to rotate inwards, the number of the gear plates is four and are symmetrically distributed at the bottom of the thread turntable, the gear plates can turn around the second bearing, the spectroscope is vertically fixed at the bottom of the gear plates, the number of the spectroscope corresponds to the number of the gear plates, the second bearing rotates around the first fixed bolt, and the first fixed bolt is fixed at the bottom of the rack, so that the spectroscope can be simultaneously driven to turn inwards or outwards around the fixed bolt along with the rotation of the servo, the structure of the device is compact, the device can be automatically stretched in the use process, the space utilization rate is improved, the sanitation and cleaning of the device and the later maintenance of the device are facilitated, and the practicability of the device is further improved.
2. When the spectroscope swings downwards, the fixed bolt II slides in the bayonets on the two sides of the display panel, and the fixed bolt II slides to the inner side walls of the movable grooves to position, at the moment, every two adjacent spectroscopes are overlapped at the inclined edges, the plane angle of the inclined edges and the plane angle of the spectroscope are forty-five degrees, and the four spectroscopes are ensured to be completely overlapped on the two sides of each adjacent spectroscope.
3. According to the invention, the second fixed bolt downwards overturns around the second fixed bolt, and simultaneously, the second fixed bolt downwards pushes the bottom surface of the movable groove, so that the display panel downwards moves to the limit of the inner side wall of the movable groove, and at the moment, the second fixed bolt upwards pushes the movable groove, so that the effect of supporting the display panel is achieved, and the display panel synchronously moves in the whole process, so that the display panel is always in a horizontal plane state in the up-and-down movement process, the imaging in the display panel is ensured to be uniformly displayed on the surfaces of the four spectroscopes, the effect of better artistic display is achieved, and the popularization rate of the device is improved.
4. According to the invention, the transparent lampshade is pushed to move upwards through the display panel, the transparent lampshade protects the light source, dust in air is reduced to accumulate on the surface of the light source, the volume formed by the transparent lampshade, the light source and the sealing ring is continuously reduced, air in the volume is extruded, the pressure is increased, the air is sprayed outwards through the nozzle, and the high-speed flowing gas takes away the dust on the surface of the display panel, so that the device is in a switching state, the flowing air drives the air on the surface of the device to flow, and the flowing air blows away the dust on the surface of the device, so that the projection effect of the device is improved.
5. According to the invention, when the device is opened, the display panel pulls the transparent lampshade to move downwards, the volume formed by the transparent lampshade, the light source and the sealing ring is continuously increased, the pressure intensity in the volume is reduced, air enters the volume formed by the transparent lampshade, the light source and the sealing ring through the nozzle, and the light source is cooled, so that the air is driven to flow in the stretching process of the device, and the heat dissipation function of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the invention at A in FIG. 1;
FIG. 3 is a partial cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view of the invention at B in FIG. 3;
FIG. 5 is a bottom view of the overall structure of the present invention;
FIG. 6 is a schematic diagram of a display panel of the present invention;
FIG. 7 is a schematic view of a screw turnplate of the present invention;
FIG. 8 is a schematic view of a beam splitter of the present invention.
In the figure:
1. a frame; 11. a servo; 12. a driving wheel; 13. driven wheel; 14. a threaded turntable; 15. a light source; 16. a first bearing; 2. a beam splitter; 21. a gear plate; 22. a second bearing; 23. fixing a first bolt; 24. fixing a second bolt; 25. oblique edges; 26. a display panel; 27. a bayonet; 28. a movable groove; 3. a cleaning mechanism; 31. a transparent lampshade; 32. a nozzle; 33. a seal ring; 34. a lamp post; 35. a movable chamber.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, the present invention provides a technical solution:
a digital holographic projection device for artistic design comprises a frame 1, wherein a spectroscope 2 is fixedly connected to the bottom of the frame 1.
As an embodiment of the present invention, as shown in fig. 1, 2, 5 and 7, a servo machine 11 is fixedly installed on the upper surface of the frame 1, and a driving wheel 12 is fixedly connected to the bottom of the servo machine 11;
the external teeth of the driving wheel 12 are meshed with a driven wheel 13, and a thread turntable 14 is fixedly welded at the bottom of the driven wheel 13;
a light source 15 is rotatably connected to the center of the screw rotary table 14, and a bearing I16 is fixedly welded on the upper surface of the driving wheel 12;
the spectroscope 2 comprises a gear disc 21, and a bearing II 22 is fixedly arranged on the inner wall of the gear disc 21;
the inner wall of the second bearing 22 is fixedly connected with a first fixed bolt 23;
when the device works, the servo machine 11 is started, the servo machine 11 drives the driving wheel 12 to rotate inwards, the first bearing 16 is fixedly welded on the upper surface of the driving wheel 12, the driving wheel 12 drives the driven wheel 13, the driven wheel 13 rotates outwards around the first bearing 16, the threaded rotary table 14 is fixedly welded at the bottom of the driven wheel 13, the threaded rotary table 14 rotates outwards, the bottom surface of the threaded rotary table 14 is fixedly provided with internally rotated threaded grooves, the threaded grooves are meshed with the gear plates 21 to rotate inwards, the number of the gear plates 21 is four, the gear plates 21 are symmetrically distributed at the bottom of the threaded rotary table 14, the second bearing 22 is fixedly arranged on the inner wall of each gear plate 21, the gear plates 21 can overturn around the second bearing 22, the spectroscope 2 is vertically fixed at the bottom of the gear plates 21, the spectroscope 2 corresponds to the four gear plates 21, the inner wall of the second bearing 22 is fixedly connected with the first fixed bolt 23, the second bearing 22 rotates around the first fixed bolt 23, and the first fixed bolt 23 is fixed at the bottom of the frame 1, so that the spectroscope 2 can be simultaneously driven to rotate inwards or outwards overturned around the first fixed bolt 23 along with the rotation of the servo machine 11, the structure is compact, the device can be automatically stretched in the use process, the space utilization and the practical maintenance of the device is improved, and the sanitary device is convenient to use, and the later maintenance is maintained.
As an embodiment of the present invention, as shown in fig. 1, 2, 4, 5, 6 and 8, two sides of the spectroscope 2 are fixedly provided with a second fixing bolt 24;
oblique ribs 25 are arranged on two sides of the spectroscope 2, and a display plate 26 is connected to the outer wall of the fixed bolt II 24 in a sliding manner;
a bayonet 27 is formed on the side edge of the display panel 26, and movable grooves 28 are formed on two sides of the bayonet 27;
when the spectroscope 2 swings downwards in operation, the second fixed bolt 24 slides in the bayonets 27 on the two sides of the display board 26, the movable grooves 28 are formed on the two sides of the bayonets 27, the second fixed bolt 24 slides inwards to the inner side walls of the movable grooves 28 to be positioned, at the moment, every two adjacent spectroscopes 2 are overlapped at the inclined edges 25, the plane angle between the inclined edges 25 and the plane angle between the spectroscopes 2 is forty five degrees, and the four spectroscopes 2 are ensured to be completely overlapped on the two sides of each adjacent spectroscope 2; the second fixed bolt 24 downwards overturns around the first fixed bolt 23, the second fixed bolt 24 downwards pushes the bottom surface of the movable groove 28, the display panel 26 downwards moves to the limit of the inner side wall of the movable groove 28, at the moment, the second fixed bolt 24 upwards pushes the movable groove 28, and then the effect of supporting the display panel 26 is achieved, and the display panel 26 synchronously moves in the whole process, so that the display panel 26 is always in a horizontal plane state in the up-and-down movement process, the imaging in the display panel 26 is ensured to be uniformly displayed on the surfaces of the four spectroscopes 2, and the effect of better artistic display is achieved.
As an embodiment of the present invention, as shown in fig. 1 to 3, the surface of the display panel 26 is fixedly provided with a cleaning mechanism 3, the cleaning mechanism 3 includes a transparent lampshade 31, a nozzle 32 is provided at the bottom of the transparent lampshade 31, a sealing ring 33 is slidingly connected to the inner wall of the transparent lampshade 31, a lamp post 34 is fixedly installed at the top end of the light source 15, and a movable cavity 35 is provided at the upper part of the frame 1;
when the device is closed, the display panel 26 pushes the transparent lampshade 31 to move upwards, the transparent lampshade 31 protects the light source 15, dust in air is reduced to accumulate on the surface of the light source 15, the transparent lampshade 31 moves upwards, the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 is continuously reduced, air in the volume is extruded, the pressure is increased, the air is sprayed outwards through the nozzle 32, high-speed flowing air is sprayed, dust on the surface of the display panel 26 is taken away, and therefore the device is in a switch state, the flowing air drives the air on the surface of the device to flow, and the flowing air blows the dust on the surface of the device, so that the projection effect of the device is improved.
As an embodiment of the present invention, as shown in fig. 1 to 3, a nozzle 32 is provided at the bottom of the transparent lampshade 31, the inner wall of the sealing ring 33 is fixedly connected with the light source 15, the outer wall of the sealing ring 33 is slidably connected with the transparent lampshade 31,
when the device is opened, the display panel 26 pulls the transparent lampshade 31 to move downwards, the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 is continuously increased, the pressure in the volume is reduced, air enters the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 through the nozzle 32, and the light source 15 is cooled, so that the air is driven to flow in the stretching process of the device, and the heat dissipation function of the device is improved.
Working principle: when the device works, the servo machine 11 is started, the servo machine 11 drives the driving wheel 12 to rotate inwards, the first bearing 16 is fixedly welded on the upper surface of the driving wheel 12, the driving wheel 12 drives the driven wheel 13, the driven wheel 13 rotates outwards around the first bearing 16, the bottom of the driven wheel 13 is fixedly welded with the threaded rotary table 14, the threaded rotary table 14 rotates outwards, the bottom surface of the threaded rotary table 14 is fixedly provided with internally rotated threaded grooves, the threaded grooves are meshed with the gear plates 21 to rotate inwards, the number of the gear plates 21 is four, the gear plates 21 are symmetrically distributed at the bottom of the threaded rotary table 14, the second bearing 22 is fixedly arranged on the inner wall of each gear plate 21, the gear plates 21 can overturn around the second bearing 22, the spectroscope 2 is vertically fixed at the bottom of the gear plates 21, the spectroscope 2 corresponds to the four gear plates 21, the inner wall of the second bearing 22 is fixedly connected with the first fixed bolt 23, the second bearing 22 rotates around the first fixed bolt 23, and the first fixed bolt 23 is fixed at the bottom of the frame 1, so that the spectroscope 2 can be simultaneously driven to rotate inwards or outwards overturned around the first fixed bolt 23 along with the rotation of the servo machine 11, the structure is compact, the device can be automatically stretched in the use process, the space utilization and the practical maintenance of the device is improved, and the sanitary device is convenient to use, and the maintenance period is further improved;
when the spectroscope 2 swings downwards in operation, the second fixed bolt 24 slides in the bayonets 27 on the two sides of the display board 26, the movable grooves 28 are formed on the two sides of the bayonets 27, the second fixed bolt 24 slides inwards to the inner side walls of the movable grooves 28 to be positioned, at the moment, every two adjacent spectroscopes 2 are overlapped at the inclined edges 25, the plane angle between the inclined edges 25 and the plane angle between the spectroscopes 2 is forty five degrees, and the four spectroscopes 2 are ensured to be completely overlapped on the two sides of each adjacent spectroscope 2; the second fixed bolt 24 downwards overturns around the first fixed bolt 23, the second fixed bolt 24 downwards pushes the bottom surface of the movable groove 28, the display panel 26 downwards moves to the limit of the inner side wall of the movable groove 28, at the moment, the second fixed bolt 24 upwards pushes the movable groove 28, so that the effect of supporting the display panel 26 is achieved, the whole process synchronously moves, when the second fixed bolt 24 upwards overturns, the transmission process is opposite, the state that the display panel 26 is always in a horizontal plane in the up-and-down movement process is achieved, the imaging in the display panel 26 is ensured to be uniformly displayed on the surfaces of the four spectroscopes 2, and the effect of better artistic display is achieved;
when the device is closed, the display panel 26 pushes the transparent lampshade 31 to move upwards, the transparent lampshade 31 protects the light source 15, dust in air is reduced to accumulate on the surface of the light source 15, the transparent lampshade 31 moves upwards, the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 is continuously reduced, air in the volume is extruded, the pressure is increased, the air is sprayed outwards through the nozzle 32, the high-speed flowing air is taken away, and the dust on the surface of the display panel 26 is taken away, so that the device is driven to flow of air on the surface of the device in a switching state, the flowing air blows away the dust on the surface of the device, and the projection effect of the device is improved;
when the device is opened, the display panel 26 pulls the transparent lampshade 31 to move downwards, the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 is continuously increased, the pressure in the volume is reduced, air enters the volume formed by the transparent lampshade 31, the light source 15 and the sealing ring 33 through the nozzle 32, and the light source 15 is cooled, so that the air is driven to flow in the stretching process of the device, and the heat dissipation function of the device is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. A digital holographic projection device for artistic design, comprising a frame (1), characterized in that: the bottom of the rack (1) is fixedly connected with a spectroscope (2), the upper surface of the rack (1) is fixedly provided with a servo (11), and the bottom of the servo (11) is fixedly connected with a driving wheel (12);
the external teeth of the driving wheel (12) are meshed with a driven wheel (13), and a thread turntable (14) is fixedly welded at the bottom of the driven wheel (13);
a light source (15) is rotationally connected to the center of the screw rotary table (14), and a first bearing (16) is fixedly welded on the upper surface of the driving wheel (12);
the spectroscope (2) comprises a gear disc (21), and a bearing II (22) is fixedly arranged on the inner wall of the gear disc (21);
the inner wall of the second bearing (22) is fixedly connected with a first fixed bolt (23), and two sides of the spectroscope (2) are fixedly provided with a second fixed bolt (24);
oblique ribs (25) are arranged on two sides of the spectroscope (2), and the outer wall of the fixed bolt II (24) is connected with a display panel (26) in a sliding manner;
a bayonet (27) is formed on the side edge of the display panel (26), and movable grooves (28) are formed on two sides of the bayonet (27);
the surface of the display panel (26) is fixedly provided with a cleaning mechanism (3), the cleaning mechanism (3) comprises a transparent lampshade (31), a nozzle (32) is arranged at the bottom of the transparent lampshade (31), and the inner wall of the transparent lampshade (31) is connected with a sealing ring (33) in a sliding manner;
a lamp post (34) is fixedly arranged at the top end of the light source (15), and a movable cavity (35) is formed in the upper part of the stand (1);
when the automatic transmission device works, the servo machine (11) is started, the servo machine (11) drives the driving wheel (12) to rotate inwards, the bearing I (16) is fixedly welded on the upper surface of the driving wheel (12), the driving wheel (12) drives the driven wheel (13), the driven wheel (13) rotates outwards around the bearing I (16), the bottom of the driven wheel (13) is fixedly welded with the threaded rotary table (14), the threaded rotary table (14) rotates outwards, the bottom surface of the threaded rotary table (14) is fixedly provided with internally rotated thread grooves, the thread grooves are meshed with the gear plates (21) to rotate inwards, the number of the gear plates (21) is four, and the gear plates are symmetrically distributed at the bottom of the threaded rotary table (14), the inner wall of each gear disc (21) is fixedly provided with a bearing II (22), the gear disc (21) can turn around the bearing II (22), the bottom of the gear disc (21) is vertically fixed with a spectroscope (2), the spectroscope (2) corresponds to the gear disc (21) and is totally four, the inner wall of the bearing II (22) is fixedly connected with a fixed bolt I (23), the bearing II (22) rotates around the fixed bolt I (23), the fixed bolt I (23) is fixed at the bottom of the rack (1), thereby achieving the purposes of simultaneously driving the spectroscope (2) to turn inwards or outwards around the fixed bolt I (23) along with the rotation of the servo (11), ensuring that the device has compact structure and can automatically stretch in the use process, the space utilization rate is improved, the sanitation and the later maintenance of the device are facilitated, and the practicability of the device is improved;
when the spectroscope (2) swings downwards in operation, the fixed bolt II (24) slides in bayonets (27) on two sides of the display board (26), movable grooves (28) are formed on two sides of the bayonets (27), the fixed bolt II (24) slides inwards to the inner side walls of the movable grooves (28) to be positioned, at the moment, every two adjacent spectroscopes (2) are overlapped at the inclined edges (25), the plane angle of the inclined edges (25) and the plane angle of the spectroscopes (2) are forty-five degrees, and the four spectroscopes (2) are ensured to be completely overlapped on two sides of each adjacent spectroscope (2); the fixed bolt II (24) downwards overturns around the fixed bolt I (23), the fixed bolt II (24) pushes the bottom surface of the movable groove (28) downwards, the display plate (26) downwards moves to the limit of the inner side wall of the movable groove (28), at the moment, the fixed bolt II (24) pushes the movable groove (28) upwards, so that the effect of supporting the display plate (26) is achieved, synchronous movement is achieved in the whole process, when the fixed bolt II (24) upwards overturns, the transmission process is opposite, the state that the display plate (26) is always in a horizontal plane in the up-down movement process is achieved, and the imaging in the display plate (26) is ensured to be uniformly displayed on the surfaces of the four spectroscopes (2), so that better artistic display is achieved;
when the device is closed, the display panel (26) pushes the transparent lampshade (31) to move upwards, the transparent lampshade (31) protects the light source (15), dust in air is reduced to accumulate on the surface of the light source (15), the transparent lampshade (31) moves upwards, the volume formed by the transparent lampshade (31), the light source (15) and the sealing ring (33) is continuously reduced, air in the volume is extruded, the pressure is increased, the air is sprayed outwards through the nozzle (32), and the high-speed flowing air takes away the dust on the surface of the display panel (26), so that the device drives the air on the surface of the device to flow in a switch state, the flowing air blows away the dust on the surface of the device, and the projection effect of the device is improved;
when the device is opened, the display panel (26) pulls the transparent lampshade (31) to move downwards, the volume formed by the transparent lampshade (31), the light source (15) and the sealing ring (33) is continuously increased, the pressure in the volume is reduced, air enters the volume formed by the transparent lampshade (31), the light source (15) and the sealing ring (33) through the nozzle (32), and the light source (15) is cooled, so that the device is driven to flow in the stretching process, and the heat dissipation function of the device is improved.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037818.5A CN115249447B (en) | 2022-01-13 | 2022-01-13 | Digital holographic projection device for artistic design |
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| CN202210037818.5A CN115249447B (en) | 2022-01-13 | 2022-01-13 | Digital holographic projection device for artistic design |
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| CN115249447B true CN115249447B (en) | 2023-07-21 |
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|---|---|---|---|---|
| JP2000221599A (en) * | 1999-01-29 | 2000-08-11 | Fujitsu Ltd | Projection type display device |
| CN111123635A (en) * | 2020-01-15 | 2020-05-08 | 广州市加简派电子科技有限公司 | Holographic projector with cleaning function for virtual reality |
| CN214048281U (en) * | 2020-11-04 | 2021-08-27 | 武汉新视角光电科技有限公司 | Holographic showcase |
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