CN113345350A - Optical flat plate device for air imaging - Google Patents
Optical flat plate device for air imaging Download PDFInfo
- Publication number
- CN113345350A CN113345350A CN202110825560.0A CN202110825560A CN113345350A CN 113345350 A CN113345350 A CN 113345350A CN 202110825560 A CN202110825560 A CN 202110825560A CN 113345350 A CN113345350 A CN 113345350A
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- transmission
- transmission assembly
- gear
- optical flat
- rotating
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- 238000003384 imaging method Methods 0.000 title claims abstract description 47
- 230000003287 optical effect Effects 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 81
- 239000005357 flat glass Substances 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
Abstract
The invention discloses an optical flat device for air imaging, which comprises a base, a supporting arm, a projection unit and an imaging unit, wherein the supporting arm is arranged on one side of the base, the supporting arm and the support arm form an L-shaped structure, the projection unit is arranged in the base, a driving mechanism is arranged in the supporting arm, the imaging unit is arranged above the base and at a position corresponding to the projection unit, the driving mechanism comprises a driving motor, a first transmission component, a second transmission component and a third transmission component, the driving motor is in transmission connection with the second transmission component through the first transmission component, the second transmission component is in transmission connection with the third transmission component, and one side of the imaging unit is connected with the third transmission component. The driving mechanism drives the imaging unit to turn along the central line of the imaging unit so as to adjust the incident angle of the light projected by the projection unit, thereby changing the position of aerial imaging.
Description
Technical Field
The invention relates to the technical field of air imaging, in particular to an optical flat plate device for air imaging.
Background
The air imaging technology is a holographic projection technology capable of projecting an image into a dielectric-free air wall, and currently, the image is generally projected by forming a fog wall in the air through water vapor or projecting the image into the air through flat plate reflection.
For the flat-plate reflection technology, application number "201710620623.2" proposes "an optical flat-plate structure for realizing air imaging", in the scheme, by arranging two layers of upper and lower staggered lenses, divergent light of any light source can be converged and imaged again at a symmetrical air position through the lenses. However, since the position of the lens is fixed, the aerial real image at the proper position can be obtained only by continuously adjusting the angle between the light source or the projection device and the lens, and therefore, the lens cannot be adapted to some fixed light sources and projection devices. In view of this, the present document proposes an optical flat device for air imaging.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an optical flat device for air imaging.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an optical flat device for air formation of image, includes base, support arm, projection unit and formation of image unit, the support arm sets up base one side, the two constitutes L type structure, the projection unit sets up in the base, be equipped with actuating mechanism in the support arm, the formation of image unit sets up base top and with the corresponding position of projection unit, actuating mechanism includes driving motor, first transmission assembly, second transmission assembly and third transmission assembly, driving motor through first transmission assembly with the transmission of second transmission assembly is connected, second transmission assembly with the transmission of third transmission assembly is connected, one side of formation of image unit with the third transmission assembly is connected.
Furthermore, the first transmission assembly comprises a first transmission gear and a second transmission gear, the first transmission gear is coaxially arranged with a rotating shaft of the driving motor, the second transmission gear is meshed with the first transmission gear, and meanwhile, the second transmission gear is in transmission connection with the second transmission assembly.
Further, the second transmission assembly comprises a nut, a screw rod and a rotating connecting piece, the outer wall of the nut is fixedly connected with the inner wall of the shaft hole of the second transmission gear, the screw rod penetrates through the axis of the nut and is rotatably connected with the rotating connecting piece, and the rotating connecting piece is connected with the third transmission assembly.
Furthermore, a rotating disc is arranged at one end of the screw rod, a rotating cavity matched with the rotating disc in shape is formed in the rotating connecting piece, and a clamping ring for limiting the rotating disc is arranged on the upper side of the rotating cavity.
Further, a bearing is arranged between the rotating disk and the side wall of the rotating cavity.
Further, the third transmission assembly comprises a rack and a gear, one end of the rack is fixedly connected with the rotary connecting piece, the gear is meshed with the rack, and the axis of the gear is coaxial with the central line of the imaging unit.
Furthermore, the bottom of the rack is provided with a sliding rail in sliding connection with the rack.
Further, the imaging unit includes the sheet glass that two-layer laminating set up, each layer the equal equidistance interval of sheet glass is equipped with a plurality of opaque grids, and is two-layer sheet glass's opaque grid mutually perpendicular sets up, makes each layer sheet glass forms the square lattice that a plurality of size is the same, the two sides that square lattice is relative are opaque, and all the other four sides are transparent.
The invention has the following beneficial effects:
the driving mechanism drives the imaging unit to turn along the central line of the imaging unit so as to adjust the incident angle of the light projected by the projection unit, thereby changing the position of aerial imaging.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a schematic view of the structure of an imaging unit of the present invention;
fig. 4 is an air imaging principle schematic view of the imaging unit of the present invention.
Reference numerals:
the device comprises a base 1, a support arm 2, a projection unit 3, an imaging unit 4, an opaque grid 41, a square lattice 42, a driving mechanism 5, a driving motor 51, a first transmission gear 52, a second transmission gear 53, a screw 54, a screw 55, a screw 551, a rotating disk 552, a bearing 56, a rotating connector 56, a snap ring 561, a rack 57, a gear 58 and a slide rail 59.
Detailed Description
The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the optical flat device for air imaging of the present invention includes a base 1, a supporting arm 2, a projection unit 3 and an imaging unit 4, wherein the supporting arm 2 is disposed on one side of the base 1, the supporting arm and the base form an L-shaped structure, the projection unit 3 is disposed in the base 1, a driving mechanism 5 is disposed in the supporting arm 2, and the imaging unit 4 is disposed above the base 1 at a position corresponding to the projection unit 3; the projection unit 3 may be a device commonly used in the art, such as a projector, various display screens, and the like.
As shown in fig. 2, the driving mechanism 5 includes a driving motor 51, a first transmission assembly, a second transmission assembly and a third transmission assembly, the driving motor 51 is connected with the second transmission assembly through the first transmission assembly, the second transmission assembly is connected with the third transmission assembly, and one side of the imaging unit 4 is connected with the third transmission assembly.
The first transmission component comprises a first transmission gear 52 and a second transmission gear 53, the first transmission gear 52 is coaxially arranged with a rotating shaft of the driving motor 51, the second transmission gear 53 is meshed with the first transmission gear 52, and meanwhile, the second transmission gear 53 is in transmission connection with the second transmission component.
The second transmission assembly comprises a nut 54, a screw rod 55 and a rotary connecting piece 56, the outer wall of the nut 54 is fixedly connected with the inner wall of the shaft hole of the second transmission gear 53, the screw rod 55 penetrates through the shaft center of the nut 54 and is rotatably connected with the rotary connecting piece 56, and the rotary connecting piece 56 is connected with the third transmission assembly.
The lead screw 55 one end is equipped with the rotating disc 551, and the rotating connection spare 56 is equipped with a rotation chamber with the assorted of rotating disc 551 shape, rotates the chamber upside and is equipped with the snap ring 561 that carries on spacing to rotating disc 551, is equipped with bearing 552 between rotating disc 551 and the rotation chamber lateral wall.
The third transmission assembly comprises a rack 57 and a gear 58, one end of the rack 57 is fixedly connected with the rotary connecting piece 56, the gear 58 is meshed with the rack 57, the axis of the gear 58 is coaxial with the central line of the imaging unit 4, and the bottom of the rack 57 is provided with a slide rail 59 connected with the rack in a sliding manner.
As shown in fig. 3-4, the imaging unit 4 includes two layers of flat glass, each of which is provided with a plurality of opaque grids 41 at equal intervals, and the opaque grids 41 of the two layers of flat glass are perpendicular to each other, so that each layer of flat glass forms a plurality of square lattices 42 with the same size, two opposite sides of the square lattices 42 are opaque, and the remaining four sides are transparent.
The working principle of the invention is as follows:
the light emitted by the projection unit 3 is reflected by the imaging unit 4 and then converged and imaged again in the air (as shown in fig. 4), so that the effect of suspending the picture of the projection unit 3 in the air is achieved. When the imaging angle needs to be adjusted, the driving motor 51 drives the first transmission gear 52 and the second transmission gear 53 to rotate, so as to drive the nut 54 to rotate, so that the screw rod 55 moves up and down along the nut 54, so as to drive the rack 57 to move up and down, and the up and down movement is converted into the rotation of the imaging unit 4 through the gear 58, so as to adjust the imaging angle.
The screw 55 performs rotation and linear motion simultaneously, and the bearing 552 plays a role in reducing rotational friction during rotation; when moving up and down, the rotating disk 551 is locked by the snap ring 561 to prevent the lead screw 55 from being disengaged from the rack 57.
The driving mechanism 5 drives the imaging unit 4 to turn along the central line of the imaging unit, so as to adjust the incident angle of the light projected by the projection unit 3, further change the position of aerial imaging, be suitable for different application occasions and improve the practicability of the device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An optical flat panel device for aerial imaging, characterized by: including base, support arm, projection unit and formation of image unit, the support arm sets up base one side, the two constitutes L type structure, the projection unit sets up in the base, be equipped with actuating mechanism in the support arm, the formation of image unit sets up the base top and with the corresponding position of projection unit, actuating mechanism includes driving motor, first transmission assembly, second transmission assembly and third transmission assembly, driving motor through first transmission assembly with the transmission of second transmission assembly is connected, second transmission assembly with the transmission of third transmission assembly is connected, one side of formation of image unit with the third transmission assembly is connected.
2. An optical flat panel device for air imaging according to claim 1, characterized in that: the first transmission assembly comprises a first transmission gear and a second transmission gear, the first transmission gear is coaxially arranged with a rotating shaft of the driving motor, the second transmission gear is meshed with the first transmission gear, and meanwhile the second transmission gear is in transmission connection with the second transmission assembly.
3. An optical flat panel device for air imaging according to claim 2, characterized in that: the second transmission assembly comprises a screw nut, a screw rod and a rotating connecting piece, the outer wall of the screw nut is fixedly connected with the inner wall of the shaft hole of the second transmission gear, the screw rod penetrates through the axle center of the screw nut and is rotatably connected with the rotating connecting piece, and the rotating connecting piece is connected with the third transmission assembly.
4. An optical flat panel device for air imaging according to claim 3, characterized in that: the lead screw one end is equipped with the rotating disc, the rotating connection spare be equipped with one with rotating disc shape assorted rotates the chamber, it is right to rotate the chamber upside be equipped with the snap ring that the rotating disc carries on spacingly.
5. The optical flat device for air imaging according to claim 4, characterized in that: and a bearing is arranged between the rotating disc and the side wall of the rotating cavity.
6. An optical flat panel device for air imaging according to claim 3, characterized in that: the third transmission assembly comprises a rack and a gear, one end of the rack is fixedly connected with the rotary connecting piece, the gear is meshed with the rack, and the axis of the gear is coaxial with the central line of the imaging unit.
7. An optical flat panel device for air imaging according to claim 6, characterized in that: and a sliding rail in sliding connection with the rack is arranged at the bottom of the rack.
8. An optical flat panel device for air imaging according to claim 1, characterized in that: the imaging unit includes the flat glass that two-layer laminating set up, each layer the equal equidistance interval of flat glass is equipped with a plurality of opaque grids, and is two-layer flat glass's opaque grid mutually perpendicular sets up, makes each layer flat glass forms the square lattice that a plurality of size is the same, the two sides that square lattice is relative are opaque, and all the other four sides are transparent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110825560.0A CN113345350A (en) | 2021-07-21 | 2021-07-21 | Optical flat plate device for air imaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110825560.0A CN113345350A (en) | 2021-07-21 | 2021-07-21 | Optical flat plate device for air imaging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113345350A true CN113345350A (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110825560.0A Pending CN113345350A (en) | 2021-07-21 | 2021-07-21 | Optical flat plate device for air imaging |
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| Country | Link |
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| CN (1) | CN113345350A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114874383A (en) * | 2022-06-16 | 2022-08-09 | 深圳市撒比斯科技有限公司 | Medium-free aerial imaging high polymer material and optical lattice device forming process |
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| CN205964021U (en) * | 2016-06-28 | 2017-02-22 | 重庆理工大学 | Vein formation of image display instrument |
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| CN112505727A (en) * | 2021-02-03 | 2021-03-16 | 湖南联智科技股份有限公司 | Comparison device based on Beidou monitoring bridge safety performance data |
| CN213550352U (en) * | 2020-09-12 | 2021-06-29 | 浙江中威智能家具有限公司 | Self-locking lifting table leg |
| CN213601587U (en) * | 2020-11-16 | 2021-07-02 | 陕西精诚展览装饰有限公司 | Digital waterfall mounting structure |
-
2021
- 2021-07-21 CN CN202110825560.0A patent/CN113345350A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11161216A (en) * | 1997-09-26 | 1999-06-18 | Denso Corp | Image information display system |
| CN1773258A (en) * | 2005-11-16 | 2006-05-17 | 华中科技大学 | Fluorescent optical imaging device |
| CN205964021U (en) * | 2016-06-28 | 2017-02-22 | 重庆理工大学 | Vein formation of image display instrument |
| KR101836745B1 (en) * | 2016-12-20 | 2018-03-09 | 한밭대학교 산학협력단 | Guide and advertising system using rotating signs and holograms |
| CN107202807A (en) * | 2017-04-10 | 2017-09-26 | 中国矿业大学(北京) | A kind of loading device based on neutron photography experimental bench |
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| CN108051210A (en) * | 2017-12-28 | 2018-05-18 | 上海建桥学院 | Lead screw transmission loads the rolling bearing fatigue life experimental rig of alternating load |
| CN108761987A (en) * | 2018-06-06 | 2018-11-06 | 芜湖威灵数码科技有限公司 | A kind of adjustable holographic projector of projection screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114874383A (en) * | 2022-06-16 | 2022-08-09 | 深圳市撒比斯科技有限公司 | Medium-free aerial imaging high polymer material and optical lattice device forming process |
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Application publication date: 20210903 |
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