CN109285487A - A kind of holography sand table display systems - Google Patents
A kind of holography sand table display systems Download PDFInfo
- Publication number
- CN109285487A CN109285487A CN201811169190.4A CN201811169190A CN109285487A CN 109285487 A CN109285487 A CN 109285487A CN 201811169190 A CN201811169190 A CN 201811169190A CN 109285487 A CN109285487 A CN 109285487A
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- Prior art keywords
- sand table
- processor
- height
- holographic film
- lifting pedestal
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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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
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- Marketing (AREA)
- Theoretical Computer Science (AREA)
- Automation & Control Theory (AREA)
- Holo Graphy (AREA)
Abstract
The embodiment of the invention discloses a kind of holographic sand table display systems, the system comprises: lifting pedestal, sand table case, sand table, standing area, upper frame, processor, the first depth transducer, messenger's detector, the second depth transducer, transparent holographic film and projector, the processor include height computing module and lifting pedestal control module.The system of the embodiment of the present invention obtains the depth data of sand table by the first depth transducer and processor, the height of human eye is obtained using the second depth transducer and processor, and the height of sand table is adjusted by lifting pedestal, to enabling human eye horizontally to see the image in transparent holographic film, make the image in conjunction with sand table it is truer.
Description
Technical field
The present invention relates to holographic technique fields, and in particular to a kind of holography sand table display systems.
Background technique
Sand table is the relationship according to a certain percentage according to topographic map, airphoto or landform on the spot, with silt, war game and its
The model of its material composting.Existing sand table is often combined with image technology preferably to show information.
Prior art discloses a kind of three-dimensional digital sand tables and entity sand table interactive integrated system, including entity sand table
With virtual digit the sand dish controls cabinet, the virtual digit the sand dish controls cabinet is separately connected operating platform, stereo set and display
Screen, virtual digit the sand dish controls cabinet are also connected with lighting apparatus.The technology combines physical model with three-dimensional map, in tradition
Sand table model on, increase multimedia show, interaction function and stereo set, improve the sense of visitor's vision and the sense of hearing
By.
Prior art discloses a kind of mobile sand table framves, including sand table frame ontology, motor housing, shaft, sand table placing groove, sand
Disk support plate, sand table support frame, slide fastener, support plate, the first column, the second column and pedestal, the outside of the sand table frame ontology
It is provided with sand table support frame, the surface of the sand table support frame offers sand table placing groove, and opens up on the outside of sand table support frame
There is sliding slot.Provided with vibration damping spring, make sand table frame that there is incabloc function, avoid sand table frame causes on sand table because shaking or shaking
The problem of model of side collapses is provided with shaft, rotates sand table, watches and appreciating convenient for visitor, is provided with electricity
Dynamic telescopic rod, can be adjusted the height of sand table frame, be provided with damping wheel, have sand table frame also while easy to remove
There is certain shock-absorbing function, is provided with fixing groove and fixed lobe, the combination between sand table and sand table frame can be made more steady
Gu avoiding causing to shake when moving.
The above-mentioned prior art cannot achieve hologram display and project image on sand table.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of holographic sand table display systems, the holographic sand table of the embodiment of the present invention
Display systems can show the hologram to combine together with sand table, keep the displaying of sand table truer.
To achieve the above object, the embodiment of the present invention provides a kind of holographic sand table display systems, the system comprises:
Lifting pedestal；
Sand table case is set at the top of the lifting pedestal, and front, top surface and backside openings, remaining side and bottom surface are close
Envelope；
Sand table is set in the sand table case；
Standing area is set to the positive front of sand table case；
Upper frame is set to above the sand table case and standing area；
Processor；
First depth transducer is set to above the sand table and connect with processor, for obtaining each region of sand table
Depth data, and the depth data is transmitted to processor to obtain the three-dimensional landform of sand table；
Messenger's detector is set on the upper frame above the standing area and is connected with processor will detect in standing area
Information to messenger is sent to processor；
Second depth transducer is set to above the upper frame above the standing area, is connected with processor, is used for acquisition station
The height of people is obtained in vertical area and is transmitted to processor；
Transparent holographic film is set to the front of the sand table case and tilts backwards and sand table bottom face is angled sets
It sets；
Projector is connect with processor, is set to above the transparent holographic film and from top to bottom to the transparent holographic
Film projects the image from processor；
The processor includes height computing module and lifting pedestal control module, and the height computing module is used for basis
The height of the detected people of second depth transducer calculates the height of human eye, and the lifting pedestal control module is used for according to height
Computing module calculate human eye height, control lifting pedestal go up and down so that human eye to upper frame vertical distance and projector extremely
The vertical distance of transparent holographic film is identical.
Optionally, the lifting pedestal includes the bar of telescope motor and the coaxially connected telescopic rod at the top of the telescope motor
Body.
Optionally, the system also includes display screen, the display screen is set to the sand table case back side with display background.
Optionally, the processor further includes image integration module, and described image integrates module for according to the three-dimensional
Landforms projected image is integrated so that projected image described in sand table regional coverage at least partly close to transparent holographic film and
Cover the sand table region for being at least partially away from transparent holographic film by the projected image.
Optionally, messenger's detector is infrared detector.
Optionally, the three-dimensional landform is the stratum reticulare being put together by triangle.
Optionally, the height of human eye: h=0.9H, wherein h is calculated according to the height of detected people using following formula
For the height of human eye, H is the height of people.
Optionally, the transparent holographic film and sand table bottom face are in 45 °.
The embodiment of the present invention has the advantages that
The system of the embodiment of the present invention obtains the depth data of sand table by the first depth transducer and processor, using the
Two depth transducers and processor obtain the height of human eye, and the height of sand table is adjusted by lifting pedestal, to make human eye
Eyeball can horizontally see the image in transparent holographic film, make the image in conjunction with sand table it is truer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the holographic sand table display systems that the embodiment of the present invention 1 provides.
In figure:
1 lifting pedestal, 2 sand table case, 3 sand table
4 display screen, 5 standing area, 6 upper frame
78 second depth transducer of processor, 9 transparent holographic film
10 projector, 11 telescope motor, 12 body of rod
13 messenger's detector, 14 first depth transducer
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification to be taken off
The content shown is not intended to limit the invention enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain the model that can cover
In enclosing.Meanwhile cited such as "upper", "lower", " left side ", the right side in this specification ", the term of " centre ", be merely convenient to chat
That states is illustrated, rather than to limit the scope of the invention, relativeness is altered or modified, and is changing skill without essence
It is held in art, when being also considered as the enforceable scope of the present invention.
Embodiment 1
The present embodiment provides a kind of holographic sand table display systems, as shown in Figure 1, the system comprises:
Lifting pedestal 1；
Sand table case 2 is set to 1 top of lifting pedestal, and front, top surface and backside openings, remaining side and bottom surface
Sealing；
Sand table 3 is set in the sand table case 2；
Standing area 5 is set to the positive front of the sand table case 2；
Upper frame 6 is set to 5 top of the sand table case 2 and standing area；
Processor 7；
First depth transducer 14 is set to 3 top of sand table and connect with processor 7, for obtaining each area of sand table 3
The depth data in domain, and the depth data is transmitted to processor 7 to obtain the three-dimensional landform of sand table 3；
Messenger's detector 13 is set on the upper frame 6 of 5 top of standing area and is connected with processor 7 will stand
Area 5 detects that the information of messenger is sent to processor 7；
Second depth transducer 8 is set to 6 top of upper frame of 5 top of standing area, is connected with processor 7, for obtaining
It takes the height for obtaining people in standing area 5 and is transmitted to processor 7；
Transparent holographic film 9 is set to the front of the sand table case 2 and tilts backwards angled with 2 bottom surface of sand table case
Setting, such as in 45 °；
Projector 10 is connect with processor 7, is set to 9 top of transparent holographic film and from top to bottom to described transparent
Holographic film 9 projects the image from processor 7；
The processor 7 includes height computing module and lifting pedestal control module, and the height computing module is used for root
The height of human eye is calculated according to the height of the detected people of the second depth transducer 8, the lifting pedestal control module is used for basis
Height computing module calculate human eye height, control lifting pedestal 1 go up and down so that human eye to upper frame 6 vertical distance and throwing
The vertical distance of shadow instrument 10 to transparent holographic film 9 is identical.
The present embodiment system usage mode is as follows: when people stands in standing area 5, messenger's detector 13 detects messenger
Information and the information be sent to processor 7, processor 7 indicates the height of the second depth transducer 8 detection people and by altimeter
The height that module calculates human eye is calculated, the height of human eye: h can be calculated according to the height of detected people using following formula
=0.9H, wherein h is the height of human eye, and H is the height of people.Then lifting pedestal 1 is controlled by lifting pedestal control module
Lifting keeps human eye identical to the vertical distance of transparent holographic film 9 as projector 10 to the vertical distance of upper frame 6.It is used in system
When, the depth data in each region of sand table 3 is obtained by the first depth transducer 14, and the depth data is transmitted to processor 7
To obtain the three-dimensional landform of sand table 3, then processor is chosen suitable image according to three-dimensional landform and is projected to by projector 10
In transparent holographic film 9, due to transparent holographic film 9 and the angled setting in 2 bottom surface of sand table case, the image that human eye is seen at this time is complete
Breath is shown on sand table 3.The system of the present embodiment obtains the depth data of sand table by the first depth transducer and processor, adopts
The height of human eye is obtained with the second depth transducer and processor, and adjusts the height of sand table by lifting pedestal, to make
Human eye can horizontally see the image in transparent holographic film, make the image in conjunction with sand table it is truer.
Embodiment 2
The present embodiment provides lifting pedestals.Lifting pedestal be used for go up and down so that human eye to upper frame 6 vertical distance and projection
The vertical distance of instrument 10 to transparent holographic film 9 is identical, such as the lifting pedestal 1 includes telescope motor 11 and coaxially connected in institute
State the body of rod 12 of 11 top telescopic rod of telescope motor.
Embodiment 3
The present embodiment provides display screens, as shown in Figure 1, the display screen 4 is set to the system also includes display screen 4
2 back side of sand table case can show different backgrounds, example with display background, display screen according to the hologram of projector
As sand table be forest when, display screen can show blue sky and white cloud etc., so that image more has a sense of hierarchy.
Embodiment 4
The present embodiment provides image integration modules.The processor 7 further includes image integration module, and described image integrates mould
Block is for integrating projected image according to the three-dimensional landform so that at least partly close to the sand table region of transparent holographic film 9
It covers the projected image and covers the sand table region for being at least partially away from transparent holographic film 9 by the projected image.Figure
The image of projection can be made even closer with sand table in conjunction with as integrating module, such as when sand table is building, part figure can be made
As being to block, and parts of images blocks the building of distant place by building nearby.
Embodiment 5
The present embodiment provides messenger's detector, messenger's detector 13 is infrared detector, so as to Sensitive Detection
To the arrival of people.
Embodiment 6
The present embodiment provides three-dimensional landforms.The three-dimensional landform is the stratum reticulare being put together by triangle, when specific operation,
Multiple points of sand table different depth are detected by the first depth depth transducer, these points are then connected it in three-dimensional space
Between the stratum reticulare of triangle institute split is connected to form by line.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (8)
1. a kind of holography sand table display systems, which is characterized in that the system comprises:
Lifting pedestal (1)；
Sand table case (2) is set at the top of the lifting pedestal (1), and front, top surface and backside openings, remaining side and bottom surface
Sealing；
Sand table (3) is set in the sand table case (2)；
Standing area (5) is set to the positive front of the sand table case (2)；
Upper frame (6) is set to above the sand table case (2) and standing area (5)；
Processor (7)；
First depth transducer (14) is set to above the sand table (3) and connect with processor (7), for obtaining sand table (3)
The depth data in each region, and the depth data is transmitted to processor (7) to obtain the three-dimensional landform of sand table (3)；
Messenger's detector (13) is set on the upper frame (6) above the standing area (5) and is connected with processor (7) with will be
Standing area (5) detects that the information of messenger is sent to processor (7)；
Second depth transducer (8) is set to above the upper frame (6) above the standing area (5), is connected with processor (7), uses
In the height for obtaining people in acquisition standing area (5) and it is transmitted to processor (7)；
Transparent holographic film (9) is set to the front of the sand table case (2) and tilts backwards with sand table case (2) bottom surface in angle
Degree setting；
Projector (10) is connect with processor (7), is set to above the transparent holographic film (9) and from top to bottom to described
Bright holographic film (9) projection comes from the image of processor (7)；
The processor (7) includes height computing module and lifting pedestal control module, and the height computing module is used for basis
The height of second depth transducer (8) detected people calculates the height of human eye, and the lifting pedestal control module is used for basis
Height computing module calculate human eye height, control lifting pedestal (1) go up and down so that human eye to upper frame (6) vertical distance
It is identical as the vertical distance of projector (10) to transparent holographic film (9).
2. system according to claim 1, which is characterized in that the lifting pedestal (1) includes telescope motor (11) and same
The body of rod (12) of axis connection telescopic rod at the top of the telescope motor (11).
3. system according to claim 1, which is characterized in that the system also includes display screen (4), the display screens
(4) sand table case (2) back side is set to display background.
4. system according to claim 1, which is characterized in that the processor (7) further includes image integration module, described
Image integration module is for integrating projected image according to the three-dimensional landform so that at least partly close to transparent holographic film
(9) projected image described in sand table regional coverage and make the sand table region for being at least partially away from transparent holographic film (9) by the throwing
Shadow image is covered.
5. system according to claim 1, which is characterized in that messenger's detector (13) is infrared detector.
6. system according to claim 1, which is characterized in that the three-dimensional landform is the net being put together by triangle
Layer.
7. system according to claim 1, which is characterized in that calculate people according to the height of detected people using following formula
The height of eyes: h=0.9H, wherein h is the height of human eye, and H is the height of people.
8. system according to claim 1, which is characterized in that the transparent holographic film (9) and sand table case (2) bottom surface
In 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811169190.4A CN109285487A (en) | 2018-10-08 | 2018-10-08 | A kind of holography sand table display systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811169190.4A CN109285487A (en) | 2018-10-08 | 2018-10-08 | A kind of holography sand table display systems |
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| CN109285487A true CN109285487A (en) | 2019-01-29 |
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| CN201811169190.4A Pending CN109285487A (en) | 2018-10-08 | 2018-10-08 | A kind of holography sand table display systems |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637333A (en) * | 2019-01-31 | 2019-04-16 | 王彦 | A kind of easy-to-mount urban planning sand table |
| CN111462661A (en) * | 2020-04-01 | 2020-07-28 | 深圳市赛野展览展示有限公司 | Exhibition display visual presentation device and presentation method |
| CN114974045A (en) * | 2022-05-11 | 2022-08-30 | 河北时代电子有限公司 | Three-dimensional natural resource application system |
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Application publication date: 20190129 |