CN104898365A - Intelligently controllable fog screen projection system - Google Patents
Intelligently controllable fog screen projection system Download PDFInfo
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- CN104898365A CN104898365A CN201510354102.8A CN201510354102A CN104898365A CN 104898365 A CN104898365 A CN 104898365A CN 201510354102 A CN201510354102 A CN 201510354102A CN 104898365 A CN104898365 A CN 104898365A
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- mist
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- fog
- projection
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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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/608—Fluid screens
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
The present invention discloses an intelligently controllable fog screen projection system. The system comprises a fog screen generation module, a projection module, a control module, invisible light sources and an image acquisition device, wherein the fog screen generation module comprises a fog generation unit, a fog guide unit, a water filtering unit, a fog outlet and a side wall; the fog generation unit comprises a water tank and an ultrasonic wave integrated sprayer plate; the water filtering unit comprises a fog generation water fender; the fog guide unit comprises a fog guide fan, ventilation wall fans, a fog guide pipe and air guide pipes, and also comprises air velocity transducers and power adjusting modules, wherein outside air velocity information is detected by the air velocity transducers and sent to the control module, and the control module processes the air velocity data, controls rotating angles of the fog guide pipe and the air guide pipe according to the processed data, and controls the power adjusting modules to adjust output power of the fog guide fan and the ventilation wall fan. Influence factors of air velocity on fog screens are effectively compensated, the fog screen display effect is raised, and the intelligently controllable fog screen projection system is suitable for usage outdoors.
Description
Technical field
The invention belongs to projector field, be specifically related to the mist screen optical projection system that a kind of intelligence is controlled.
Background technology
The many uses of projection screen in existing optical projection system mount curtain, screen support frame, folding curtain, draw curtain framework curtain etc., need during use erection is installed, need certain space, the inconvenience of program troublesome operation, and actual use in be that hard curtain or soft curtain are not easy to clean as entity screen.
Disclosed in prior art, optical projection system uses general projectors mostly, and projector distance is longer, takes up room greatly and need that projector and mist are shielded generating means to place respectively, and there is a definite limitation application scenario.Meanwhile, disclosed in prior art, mist screen can not realize free-hand man-machine interaction, only can realize single displaying screen effect.In addition, the screen of mist disclosed in prior art generating means needs lifting, installs difficulty, and must be arranged on fixing place and take up room large, can not move and put, application scenario limits to some extent.
The applying date is on 06 25th, 2013, application number be 201310253644.7 patent of invention disclose a kind of interactive fog screen projection system, comprise mist screen and module, projection module, control module occur, described control module controls described mist screen and module generation particulate mist occurs, and forms mist screen; And control described projection module projection information is projected to described mist screen on show, also comprise interactive module, described interactive module comprises at least one invisible light light source and an image collecting device, and described invisible light light source sends and shields parallel invisible optical screen with mist; The information of the invisible optical screen of described image collecting device Real-time Collection, and by invisible optical screen information transmission to control module, control module obtains the change information of invisible optical screen, this change information is processed, and according to the acquisition of information steering order after this process, projection information is projected to described mist screen and shows by control projection module.
This patent mist screen optical projection system can satisfy the demands completely indoor, but when there is wind outdoor, the mist screen that this optical projection system produces can be distorted distortion, affects display quality.
summary of the invention:
In order to overcome shortcoming and defect of the prior art, the invention provides a kind of mist screen optical projection system of Based Intelligent Control, the problem of screen distortions distortion when solving the outdoor application of the screen of mist in prior art optical projection system.
The present invention is for solving the problems of the technologies described above, and the technical scheme of employing is:
The mist screen optical projection system that intelligence is controlled, comprise mist screen and module, projection module, control module, invisible light light source and image collecting device occur, described control module controls described mist screen generation module and produces particulate mist, forms mist screen, and control described projection module projection information is projected to described mist screen on show, described invisible light light source sends and shields parallel invisible optical screen with mist, the information of the invisible optical screen of described image collecting device Real-time Collection, and by invisible optical screen information transmission to control module, control module obtains the change information of invisible optical screen, this change information is processed, and according to the acquisition of information steering order after this process, projection information is projected to described mist screen and shows by control projection module, and module occurs described mist screen comprises product mist unit, leads mist unit, drainage unit, fog outlet, sidewall, described product mist unit comprises water tank, ultrasound wave integrated atomization plate, described water tank is positioned at mist screen and module bottom occurs, and ultrasound wave integrated atomization plate is positioned at the bottom of water tank, described fog outlet is positioned at the top that module occurs mist screen, described drainage unit comprises product mist manger board, is arranged at water tank open outside, described mist unit of leading comprises nebelwind machine of leading, brattice blower fan, mist guide tube, guide duct, wherein leading nebelwind machine is arranged between product mist manger board and water tank, the sidewall of module is there is in symmetry arrangement in mist screen, brattice blower fan is arranged at and produces between mist manger board and fog outlet, and symmetry arrangement, in mist screen, the sidewall of module occurs, mist guide tube one end is connected with product mist manger board, and the other end is connected with fog outlet, guide duct is symmetrically distributed in the both sides of mist guide tube, described mist guide tube and guide duct be arranged in parallel, mist guide tube and guide duct are set in parallel in fog outlet successively, mist guide tube and guide duct can overall rotating Vortexes, the air velocity transducer that fog outlet arranged outside is connected with control module, the sidewall of described mist screen generation module also arranges power conditioning module, described nebelwind machine of leading all is connected with power conditioning module with brattice blower fan, described air velocity transducer detects outside wind speed information, be sent to control module, control module processes air speed data, according to the Data Control mist guide tube after process and the anglec of rotation of guide duct, and control power conditioning module the output power leading nebelwind machine and brattice blower fan is regulated.
Also comprise reflecting module, invisible optical screen information is reflexed to described image collecting device by described reflecting module; And the light that projection module is sent reflex to mist screen on show; Described image collecting device is arranged at the projection of described projection module and holds around and the position not stopping projecting light path.
Described image collector is set to CCD camera.
There is module top and arrange a bar shaped support in described mist screen, described bar shaped support arranges invisible light light source.
Described invisible light light source is the infrared laser light source being symmetricly set in bar shaped support two ends.
Compared with prior art, the invention has the beneficial effects as follows:
1, arrange at the fog outlet of mist screen optical projection system and rotatablely lead mist mouth and air guide hole, at the outer setting air velocity transducer of fog outlet, according to wind speed information, the anglec of rotation leading mist mouth and air guide hole is controlled by controller, regulated by power conditioning module simultaneously and lead the output power of nebelwind machine and brattice blower fan, control out mist and air-out speed and flow, the shape affecting considerations that effective compensation wind speed shields mist, improve mist screen display effect, be adapted at outdoor application.
2, based on general projectors, by increasing reflecting module, utilize simple principle of reflection to realize short distance projection, cost is low, and cost performance is high; Complete machine integration, takes up room little, and the system of building has puts conveniently without the need to being arranged on fixing place and moving, and is adapted at the multiple field application such as small space.
3. increasing bar shaped support by there is module top at mist screen, invisible light light source can be fixed, the invisible optical screen formed is shielded closer to mist, adds accuracy and the stability of system.
Accompanying drawing explanation
Fig. 1 is the structural representation of lightweight interactive fog screen projection system of the present invention.
Being labeled as wherein in accompanying drawing: 1-control module; 2-air velocity transducer; The invisible optical screen of 3-; 4-mist shields; 5-power conditioning module.
Embodiment
Below in conjunction with accompanying drawing, specific structural features of the present invention is described in detail:
As shown in Figure 1, a kind of mist screen optical projection system, comprises mist screen and module, projection module, control module 1, invisible light light source and image collecting device occurs, and described control module controls described mist screen generation module and produces particulate mist, forms mist screen 4, and control described projection module projection information is projected to described mist screen 4 on show, described invisible light light source sends and shields 4 parallel invisible optical screens 3 with mist, the information of the invisible optical screen 3 of described image collecting device Real-time Collection, and by invisible optical screen 3 information transmission to control module 1, control module 1 obtains the change information of invisible optical screen 3, this change information is processed, and according to the acquisition of information steering order after this process, projection information is projected to described mist screen and shows by control projection module, and module occurs described mist screen comprises product mist unit, leads mist unit, drainage unit, fog outlet, sidewall, described product mist unit comprises water tank, ultrasound wave integrated atomization plate, described water tank is positioned at mist screen and module bottom occurs, and ultrasound wave integrated atomization plate is positioned at the bottom of water tank, described fog outlet is positioned at the top that module occurs mist screen, described drainage unit comprises product mist manger board, is arranged at water tank open outside, described mist unit of leading comprises nebelwind machine of leading, brattice blower fan, mist guide tube, guide duct, wherein leading nebelwind machine is arranged between product mist manger board and water tank, the sidewall of module is there is in symmetry arrangement in mist screen, brattice blower fan is arranged at and produces between mist manger board and fog outlet, and symmetry arrangement, in mist screen, the sidewall of module occurs, mist guide tube one end is connected with product mist manger board, and the other end is connected with fog outlet, guide duct is symmetrically distributed in the both sides of mist guide tube, described mist guide tube and guide duct be arranged in parallel, mist guide tube and guide duct are set in parallel in fog outlet successively, mist guide tube and guide duct can overall rotating Vortexes, the air velocity transducer 2 that fog outlet arranged outside is connected with control module, the sidewall of described mist screen generation module also arranges power conditioning module 5, described nebelwind machine of leading all is connected with power conditioning module 5 with brattice blower fan, described air velocity transducer 2 detects outside wind speed information, be sent to control module 1, control module processes air speed data, according to the Data Control mist guide tube after process and the anglec of rotation of guide duct, and control power conditioning module 5 output power leading nebelwind machine and brattice blower fan is regulated.
Also comprise reflecting module, invisible optical screen information is reflexed to described image collecting device by described reflecting module; And the light that projection module is sent reflex to mist screen on show; Described image collecting device is arranged at the projection of described projection module and holds around and the position not stopping projecting light path.
Described image collector is set to CCD camera.
There is module top and arrange a bar shaped support in described mist screen, described bar shaped support arranges invisible light light source.
Described invisible light light source is the infrared laser light source being symmetricly set in bar shaped support two ends.
Principle of the present invention and the course of work as follows:
After water tank retaining, ultrasound wave integrated atomization plate works, and produces a large amount of particulate mist through Optimal Parameters concussion; Be positioned at above water tank owing to producing mist manger board, when leading the work of nebelwind machine, make a large amount of particulate mist by mist guide tube, at described mist screen, module occurs and form stable mist screen outward.The air-flow that brattice blower fan produces forms protection brattice by guide duct in mist screen both sides, overcomes the shortcoming that sub-thread fog laminar flow is thickening rapidly.
Described projection module is positioned at mist screen and module rearwards slant setting occurs, and described reflecting module is positioned at the rear portion of projection module, with projection module corresponding angle slant setting; The dihedral angle that the reflecting surface of described projection module and reflecting module is formed, the projection end face of described projection module is placed to the reflecting surface of described reflecting module; Described projection module projects projection information and images on described mist screen after described reflecting module reflection after receiving the signal of control module, form the image of illusory solid; Described mist screen is as projection information light path carrier.
The light source of invisible light described in the present embodiment selects infrared laser light source, described infrared laser light source is installed on the top that module occurs mist screen, be positioned at the front of mist guide tube outlet, infrared laser light source sends infrared light formation and shields parallel invisible optical screen and infrared optical screen with mist.
Described image collecting device is arranged at projection module projection and holds around and the position not stopping projecting light path, the receiving end of described image collecting device is placed towards the reflecting surface of described reflecting module, when infrared optical screen is subject to touch-control, described reflecting module receives touching signals, and by reflecting surface, touching signals being reflexed to image collecting device, image collecting device receives touching signals and is sent to control module by after this touching signals process; Described control module sends steering order according to the signal received, control described projection module projection information is sent to mist screen show.
Control module described in the present embodiment adopts small-sized PC, be arranged at the bottom of projection module, module, projection module work occur for controlling mist screen and receives the signal of image collecting device, described small-sized PC is for the treatment of touch data and matchmaker's fluid upstream or downstream data stream.
Described supply module is positioned at projection module bottom, for described mist screen generation module, projection module, image collecting device, control module are powered.
Further, described bar shaped support arranges multiple invisible light light source; Described invisible light light source is evenly arranged on bar shaped support.
Further, there is module top at described mist screen and a bar shaped support is set, bar shaped support is arranged two invisible light light sources; Described invisible light light source is two infrared laser light sources, is symmetricly set in bar shaped support two ends respectively; Described image collector is set to thermal camera, does not stop the position of projecting light path around the projection end that thermal camera is arranged at projection module.
Native system also comprises a shell or supporting construction, described shell or supporting construction shield with mist respectively there is module, projection module, reflecting module, control module, supply module be connected, described shell or supporting construction are used for described mist screen optical projection system to be integrated into an one-piece construction, realize small-sized integrated, conveniently movement is installed.
Invisible light light source of the present invention can adopt the light source in the invisible light frequency range comprising infrared light supply, ultraviolet source, the frequency of described image collecting device and the frequency matching of described invisible light light source.
The present embodiment image collecting device adopts CCD camera.
Air velocity transducer Real-time Collection wind speed and wind direction information, transfer to control module, control module processes the information received, then according to result, mist guide tube and guide duct are controlled, control its anglec of rotation, regulated the output power leading nebelwind machine and brattice blower fan by power conditioning module, regulate shape and the angle of mist screen, the skew that mist screen produces due to wind effect is compensated.
Claims (5)
1. the mist screen optical projection system that intelligence is controlled, comprises mist screen and module, projection module, control module, invisible light light source and image collecting device occurs, and described control module controls described mist screen generation module and produces particulate mist, forms mist screen, and control described projection module projection information is projected to described mist screen on show, described invisible light light source sends and shields parallel invisible optical screen with mist, the information of the invisible optical screen of described image collecting device Real-time Collection, and by invisible optical screen information transmission to control module, control module obtains the change information of invisible optical screen, this change information is processed, and according to the acquisition of information steering order after this process, projection information is projected to described mist screen and shows by control projection module, and module occurs described mist screen comprises product mist unit, leads mist unit, drainage unit, fog outlet, sidewall, described product mist unit comprises water tank, ultrasound wave integrated atomization plate, described water tank is positioned at mist screen and module bottom occurs, and ultrasound wave integrated atomization plate is positioned at the bottom of water tank, described fog outlet is positioned at the top that module occurs mist screen, described drainage unit comprises product mist manger board, is arranged at water tank open outside, described mist unit of leading comprises nebelwind machine of leading, brattice blower fan, mist guide tube, guide duct, wherein leading nebelwind machine is arranged between product mist manger board and water tank, the sidewall of module is there is in symmetry arrangement in mist screen, brattice blower fan is arranged at and produces between mist manger board and fog outlet, and symmetry arrangement, in mist screen, the sidewall of module occurs, mist guide tube one end is connected with product mist manger board, and the other end is connected with fog outlet, guide duct is symmetrically distributed in the both sides of mist guide tube, it is characterized in that: described mist guide tube and guide duct be arranged in parallel, mist guide tube and guide duct are set in parallel in fog outlet successively, mist guide tube and guide duct can overall rotating Vortexes, the air velocity transducer that fog outlet arranged outside is connected with control module, the sidewall of described mist screen generation module also arranges power conditioning module, described nebelwind machine of leading all is connected with power conditioning module with brattice blower fan, described air velocity transducer detects outside wind speed information, be sent to control module, control module processes air speed data, according to the Data Control mist guide tube after process and the anglec of rotation of guide duct, and control power conditioning module the output power leading nebelwind machine and brattice blower fan is regulated.
2. the mist screen optical projection system that intelligence according to claim 1 is controlled, it is characterized in that: also comprise reflecting module, invisible optical screen information is reflexed to described image collecting device by described reflecting module; And the light that projection module is sent reflex to mist screen on show; Described image collecting device is arranged at the projection of described projection module and holds around and the position not stopping projecting light path.
3. the mist screen optical projection system that intelligence according to claim 1 and 2 is controlled, is characterized in that: described image collector is set to CCD camera.
4. the mist screen optical projection system that intelligence according to claim 1 and 2 is controlled, is characterized in that: described mist screen module top occurs and arranges a bar shaped support, and described bar shaped support arranges invisible light light source.
5. the mist screen optical projection system that intelligence according to claim 4 is controlled, is characterized in that: described invisible light light source is the infrared laser light source being symmetricly set in bar shaped support two ends.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510354102.8A CN104898365A (en) | 2015-06-25 | 2015-06-25 | Intelligently controllable fog screen projection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510354102.8A CN104898365A (en) | 2015-06-25 | 2015-06-25 | Intelligently controllable fog screen projection system |
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| CN104898365A true CN104898365A (en) | 2015-09-09 |
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| CN201510354102.8A Pending CN104898365A (en) | 2015-06-25 | 2015-06-25 | Intelligently controllable fog screen projection system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204650A (en) * | 2016-12-20 | 2018-06-26 | 弗格渥有限公司 | Humidifier |
| WO2018140688A1 (en) * | 2017-01-27 | 2018-08-02 | Otoy, Inc. | Headphone based modular vr/ar platform with vapor display |
| US10579135B2 (en) | 2017-01-27 | 2020-03-03 | Otoy, Inc. | Headphone based modular VR/AR platform with rotating display |
| US10613336B2 (en) | 2017-01-27 | 2020-04-07 | Otoy, Inc. | Headphone based modular VR/AR platform |
| US10727685B2 (en) | 2017-01-27 | 2020-07-28 | Otoy, Inc. | Drone-based VR/AR device recharging system |
| CN111796478A (en) * | 2020-07-21 | 2020-10-20 | 南京瑞巨数码科技有限公司 | Virtual reality fog curtain generating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10579135B2 (en) | 2017-01-27 | 2020-03-03 | Otoy, Inc. | Headphone based modular VR/AR platform with rotating display |
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Application publication date: 20150909 |