CN106652588A - Device for achieving immersive display as well as synchronous moving of projection picture and blackboard of projector - Google Patents
Device for achieving immersive display as well as synchronous moving of projection picture and blackboard of projector Download PDFInfo
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- CN106652588A CN106652588A CN201710132441.0A CN201710132441A CN106652588A CN 106652588 A CN106652588 A CN 106652588A CN 201710132441 A CN201710132441 A CN 201710132441A CN 106652588 A CN106652588 A CN 106652588A
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- China
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- blackboard
- projecting apparatus
- chain
- control device
- horizontal shifting
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a device for achieving immersive display as well as synchronous moving of a projection picture and a blackboard of a projector, and relates to the technical field of teaching aids, mainly aiming at solving the problem that the projection picture and blackboard content cannot be displayed in an immersive mode in the case that the projection picture cannot simultaneously move along with the blackboard in teaching. According to the device provided by the invention, positions of the blackboard and the projector are measured by virtue of a sensor; positions of the blackboard and the projector as well as a projection position of the projector are respectively controlled by virtue of a blackboard vertical motion and position location control device and a project motion control device, so that the projection picture of the projector is integrated with chalk words written on the blackboard, and subsequently the synchronous moving of the projection picture and the black board and the immersive display are achieved; and a classroom teaching effect is greatly enhanced.
Description
Technical field
The present invention relates to teaching appliance technical field, more particularly to one kind realizes that projecting apparatus immersion shows and projected picture
With the synchronization-moving device of blackboard.
Background technology
In multimedia teaching, the curtain of a white is installed in the front end typically in classroom, and projecting apparatus projects in picture
To on white curtain.During field research, it is often necessary to which directly the picture in projection increases some explanations, note etc
Content, and existing device cannot meet this demand, undoubtedly have impact on efficiency of teaching and quality.And in teaching, Ke Nengyu
To the situation for needing mobile blackboard, when the projected picture of projecting apparatus cannot automatically follow blackboard to move, must also special messenger it is manual
Adjustment projecting apparatus is consistent with blackboard position to realize projected picture, and to teaching no small trouble is brought.
The content of the invention
Not enough for more than, the present invention provides one kind and realizes that projecting apparatus immersion shows and projected picture shifting synchronous with blackboard
Dynamic device, the device combines together the letter written with chalk write on the projected picture of projecting apparatus and blackboard, and projected picture can be with
Blackboard synchronizing moving, realizes that immersion shows.
To reach above-mentioned purpose, the present invention is adopted the following technical scheme that：
One kind realizes that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard, includes blackboard and projection
Instrument, the blackboard is arranged at the projector direction front, and the blackboard is realized moving up and down by driving means, institute
State projecting apparatus and the movable of horizontal direction is realized by driving means and is rotated；Photoelectric encoder is additionally provided with, it is described
Photoelectric encoder sends the positional information of the blackboard to blackboard and moves up and down and position position control device, and by described
Blackboard is moved up and down and position position control device controls driving means to realize moving up and down for the blackboard；Also include throwing
Shadow instrument motion control device and blackboard position wireless receiving and dispatching penetrate module, and the projector motion control device control driving means are come
Realize the movable of the projecting apparatus and rotate, blackboard position wireless receiving and dispatching is penetrated module and transported with the projecting apparatus respectively
Dynamic control device is moved up and down with the blackboard and position position control device is connected, by blackboard position wireless receiving and dispatching
Penetrate module with realize the projector motion control device and the blackboard move up and down and position position control device information
Interaction；Also include artificial control remote control, the artificial control remote control in the way of wireless connection with projector motion control
Device processed is connected, and directly can send all kinds of orders to projector motion control device, to realize the people to the projecting apparatus
For active control.
Preferably, realize driving means that the blackboard is moved up and down include fixture under blackboard, blackboard upper fixing element,
Rotating wheel, blackboard movement chain and chain rotational drive motor on rotating wheel, chain under chain；The blackboard movement chain
For two, respectively positioned at the blackboard both sides, the blackboard is arranged on by fixture under the blackboard and blackboard upper fixing element
On the blackboard movement chain, under the chain on rotating wheel and chain rotating wheel be respectively arranged at the blackboard top and
Lower section, the blackboard movement chain is arranged under the chain on rotating wheel and chain on rotating wheel, and the chain is rotated and driven
Dynamic motor is connected with rotating wheel on rotating wheel under the chain and/or chain, and can drive under the chain rotating wheel and/or
Rotating wheel rotates to drive the blackboard movement that moving up and down for the blackboard is realized with chain movement on chain.
Preferably, alignment sensor and blackboard under the blackboard of the range for also including to aid in limit the blackboard
Upper alignment sensor, under the blackboard on alignment sensor and blackboard alignment sensor respectively positioned at the lower section of the blackboard and upper
Side.
Preferably, the driving means that are movable and rotating for realizing the projecting apparatus horizontal direction include moving rail
Road, drive mechanism, projecting apparatus horizontal shifting platform, the projection instrument bracket is arranged at the bottom of the projecting apparatus horizontal shifting platform
Face, the projecting apparatus horizontal shifting platform is moved horizontally by projection instrument bracket and projecting apparatus connection, the projecting apparatus
Platform is arranged on the moving track, and the drive mechanism drives the projecting apparatus horizontal shifting platform in the moving track
Upper movement.
Preferably, also include to aid in the horizontal shifting platform prelocalization of the range for limiting the projecting apparatus to pass
Alignment sensor after sensor and horizontal shifting platform, it is fixed after the horizontal shifting platform prelocalization sensor and horizontal shifting platform
Level sensor is respectively positioned at the front and back of the moving track.
Preferably, the drive mechanism includes projecting apparatus and rotates servomotor, projection instrument bracket, horizontal shifting platform drive
Dynamic motor, move horizontally screw mandrel and move horizontally slide block；The projecting apparatus horizontal shifting platform moves horizontally slide block by described
Move horizontally on screw mandrel described in being arranged at, the horizontal shifting platform motor is connected with the screw mandrel that moves horizontally, and
Can by it is described move horizontally screw mandrel and move horizontally slide block drive the projecting apparatus horizontal shifting platform to move forward and backward, the throwing
Shadow instrument rotates servomotor and is arranged on the projection instrument bracket.
Preferably, the projection instrument bracket includes projecting apparatus Suspending fixation bar, projecting apparatus fixed plate, fixed plate rotary shaft
With projecting apparatus fixed support, the projecting apparatus Suspending fixation bar top connects the projecting apparatus horizontal shifting platform, bottom connection
The support bracket fastened top of the projecting apparatus in inverted U, the support bracket fastened bottom of the projecting apparatus connects the fixed plate and rotates
Axle, the projecting apparatus fixed plate is fixedly installed in the fixed plate rotary shaft, and the projecting apparatus rotates servomotor connection institute
Fixed plate rotary shaft is stated, and the fixed plate rotary shaft can be driven to rotate.
Preferably, blackboard housing is also included, realizes driving means and the blackboard position that the blackboard moves up and down
Inside the blackboard housing, the blackboard housing is open type towards the one side of the projecting apparatus.
Preferably, realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard, it is characterised in that：
Also include small generator, the small generator respectively with alignment sensor, blackboard under the photoelectric encoder, blackboard on
Alignment sensor, chain rotational drive motor, blackboard position wireless receiving and dispatching penetrate module and blackboard is moved up and down and position positioning control
Device processed is connected, and rotates drive for alignment sensor, chain on alignment sensor, blackboard under the photoelectric encoder, blackboard
Dynamic motor, blackboard position wireless receiving and dispatching penetrate module and blackboard is moved up and down and position position control device provides electric power.
Compared with prior art, the invention has the beneficial effects as follows：The present invention determines respectively blackboard and throwing by sensor
The position of shadow instrument, and moved up and down by blackboard and position position control device and projector motion control device control respectively it is black
The projected position of the position and projecting apparatus of plate and projecting apparatus, it is achieved thereby that write on the projected picture of projecting apparatus and blackboard
Letter written with chalk combines together, realizes the synchronizing moving of projected picture and blackboard, realizes immersion and shows, substantially increases classroom
Teaching efficiency.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to use needed for embodiment description
Accompanying drawing be briefly described.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation for projecting instrument bracket；
Fig. 3 moves towards schematic diagram for signal of the present invention.
Wherein, it is labeled as shown in figure：1：Blackboard housing；2：Rotating wheel under chain；3：Photoelectric encoder；4：It is fixed under blackboard
Level sensor；5：Fixture under blackboard；6：Blackboard；7：Projecting apparatus rotates servomotor；8：Projection instrument bracket；9：Projecting apparatus；10：
Projecting apparatus Suspending fixation bar；11：Projecting apparatus horizontal shifting platform；12：Alignment sensor after horizontal shifting platform；13：Level is moved
Moving platform motor；14：Fixed body；15：Move horizontally screw mandrel；16：Move horizontally slide block；17：It is fixed before horizontal shifting platform
Level sensor；18：Projector motion control device；19：Blackboard upper fixing element；20：Blackboard movement chain；21：It is fixed on blackboard
Level sensor；22：Blackboard position wireless receiving and dispatching penetrates module；23：Chain rotational drive motor；24：Rotating wheel on chain；25：It is black
Plate is moved up and down and position position control device；26：Small generator；27：Projecting apparatus fixed plate；28：Fixed plate rotary shaft；
29：Projecting apparatus fixed support；30：Artificial control remote control.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described.Obviously, described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In describing the invention, it should be noted that the orientation or position relationship of the instruction such as term " interior " are based on attached
Orientation or position relationship shown in figure, or the orientation usually put when using of the invention product or position relationship, be only for
It is easy to the description present invention and simplifies description, rather than indicates or imply that the device or element of indication there must be specific side
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connection " etc. should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can be with
It is to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in bright.
Fig. 1 and Fig. 2 is refer to, the present invention provides one kind and realizes that projecting apparatus immersion shows and projected picture is synchronous with blackboard
Mobile device, include blackboard 6, projecting apparatus 9, photoelectric encoder 3, blackboard move up and down and position position control device 25,
Blackboard position wireless receiving and dispatching is penetrated to be positioned on alignment sensor 4, blackboard under module 22, projector motion control device 18, blackboard and passed
Alignment sensor 12, blackboard housing 1, people's industry control after sensor 21, horizontal shifting platform prelocalization sensor 17, horizontal shifting platform
Remote control processed 30 and realize driving means that blackboard 6 moves up and down and realize the movable of the horizontal direction of projecting apparatus 9 and
The driving means of rotation.
Refer to shown in Fig. 1, realize that driving means that blackboard 6 is moved up and down are included solid on fixture 5, blackboard under blackboard
Determine under part 19, chain rotating wheel 24, blackboard movement chain 20 and chain rotational drive motor 23 on rotating wheel 2, chain；Blackboard
Movement chain 20 is two, and respectively positioned at the both sides of blackboard 6, fixture 5 and blackboard upper fixing element 19 are respectively two under blackboard, point
Not Wei Yu blackboard 6 an angle, blackboard 6 is arranged on blackboard movement chain by fixture 5 under blackboard and blackboard upper fixing element 19
On bar 20, rotating wheel 24 is respectively arranged at the top and top of blackboard 6, blackboard movement chain on rotating wheel 2 and chain under chain
Bar 20 is arranged under chain on rotating wheel 2 and chain on rotating wheel 24, chain rotational drive motor 23 and rotating wheel 24 on chain
It is connected, and rotating wheel 24 can rotates and realize the upper and lower of blackboard 6 to drive blackboard movement to be moved with chain 20 in drive chain
It is mobile.
Refer to shown in Fig. 1 and Fig. 2, realize the movable of the horizontal direction of projecting apparatus 9 and the driving means bag for rotating
Include projecting apparatus and rotate servomotor 7, projection instrument bracket 8, projecting apparatus horizontal shifting platform 11, horizontal shifting platform motor
13rd, move horizontally screw mandrel 15 and move horizontally slide block 16；Projecting apparatus horizontal shifting platform 11 is arranged by moving horizontally slide block 16
In moving horizontally on screw mandrel 15, move horizontally and a female hole is opened on slide block 16, move horizontally slide block 16 and be enclosed within level
On mobile screw mandrel 15, horizontal shifting platform motor 13 is connected with screw mandrel 15 is moved horizontally, and can be by moving horizontally silk
Bar 15 drives projecting apparatus horizontal shifting platform 11 to move forward and backward with slide block 16 is moved horizontally；Horizontal shifting platform motor 13,
Move horizontally screw mandrel 15 and projector motion control device 18 be arranged at the bottom surface of fixed body 14, fixed body 14 can for ceiling,
The devices such as support；Projection instrument bracket 8 is arranged at the bottom of projecting apparatus horizontal shifting platform 11, and projection instrument bracket 8 is to install, put
Put projecting apparatus 9 and realize the rotation of projecting apparatus 9；Projection instrument bracket 8 includes projecting apparatus Suspending fixation bar 10, projecting apparatus and fixes
Plate 27, fixed plate rotary shaft 28 and projecting apparatus fixed support 29, the top of projecting apparatus Suspending fixation bar 10 connection projecting apparatus level is moved
Moving platform 11, the top of projecting apparatus fixed support 29 of the bottom connection in inverted U, the bottom connection of projecting apparatus fixed support 29 is solid
Fixed board rotary shaft 28, projecting apparatus fixed plate 27 is fixedly installed in fixed plate rotary shaft 28, and projecting apparatus rotates servomotor 7 and connects
Fixed plate rotary shaft 28, and fixed plate rotary shaft 28 can be driven to rotate；Projecting apparatus 9 is fixedly mounted in projecting apparatus fixed plate 27,
When projecting apparatus rotates servomotor 7 drives fixed plate rotary shaft 28 to rotate, projecting apparatus fixed plate 27 and projecting apparatus thereon 9
By concomitant rotation.
Refer to shown in Fig. 1, blackboard 6 is arranged at the projecting direction of projecting apparatus 9 front, blackboard 6 is realized by driving means
Move up and down, alignment sensor 4 is respectively arranged with blackboard under alignment sensor 21 and blackboard above and below blackboard 6 with auxiliary
Help limit blackboard 6 move down and upper shifting range, and for projector motion control device 18 control projecting apparatus 9 motion
The origin value of control algolithm is provided（Such as the descending range point of blackboard 6）With maximum coordinates numerical value（Such as the up maximum of blackboard 6
Travel point）, to ensure the accurate of control algolithm；Projecting apparatus 9 realized by driving means the movable of horizontal direction and
Rotate, and alignment sensor 12 is thrown with aiding in limiting after horizontal shifting platform prelocalization sensor 17 and horizontal shifting platform
Shadow instrument 9 level reach and rear shifting range, and for projector motion control device 18 control projecting apparatus 9 motion carry
For the origin value of control algolithm（Such as range point of dividing a word with a hyphen at the end of a line after projecting apparatus horizontal shifting platform 11）With maximum coordinates numerical value
（Such as the reach range point of projecting apparatus horizontal shifting platform 11）, it is fixed before horizontal shifting platform to ensure the accurate of control algolithm
Alignment sensor 12 is located at respectively two ends and the difference for moving horizontally screw mandrel 15 after level sensor 17 and horizontal shifting platform
Positioned at the front and back of the moving direction of projecting apparatus horizontal shifting platform 11；Photoelectric encoder 3 determines the positional information of blackboard 6 simultaneously
Send the positional information of blackboard 6 to blackboard to move up and down and position position control device 25, and moved up and down by blackboard and
Position position control device 25 controls driving means to realize moving up and down for blackboard 6；Projector motion control device 18 is controlled
Driving means realizing the movable of projecting apparatus 9 and rotate, blackboard position wireless receiving and dispatching penetrate module 22 respectively with projecting apparatus
Motion control device 18 is moved up and down with blackboard and position position control device 25 is connected, and is penetrated by blackboard position wireless receiving and dispatching
Module 22 with realize projector motion control device 18 and blackboard and move up and down and position position control device 25 information exchange,
Blackboard position wireless receiving and dispatching penetrate module 22 move up and down with blackboard and position position control device 25 information exchange by wired
Aspect realizes that blackboard position wireless receiving and dispatching penetrates module 22 with the information exchange of projector motion control device 18 by wireless
Aspect is realized；Artificial control remote control 30 is connected in the way of wireless connection with projector motion control device 18, and
Directly all kinds of orders can be sent to projector motion control device 18, to realize the artificial active control to the projecting apparatus 9.
Refer to shown in Fig. 1, realize that driving means that blackboard 6 moves up and down and blackboard 6 are located inside blackboard housing 1,
Blackboard housing 1 is open type towards the one side of projecting apparatus 9, and the open type described in this place refers to face of blackboard housing 1 and unobstructed, extremely
Ensure that projected picture is projected on blackboard 6 less.Rotating wheel 24 is located at respectively blackboard housing on rotating wheel 2 and chain under chain
1 bottom and top；Photoelectric encoder 3 is located under chain by rotating wheel 2；Biography is positioned under blackboard on alignment sensor 4 and blackboard
Sensor 21 is respectively positioned at the bottom and top of blackboard housing 1；Blackboard position wireless receiving and dispatching penetrates module 22 and blackboard is moved up and down and
Position position control device 25 is located at the top of blackboard housing 1.
As shown in figure 1, in a preferred embodiment, present invention additionally comprises there is small generator 26, small generator 26 sets
The top of blackboard housing 1 is placed in, respectively with alignment sensor 21, chain on alignment sensor 4, blackboard under photoelectric encoder 3, blackboard
Bar rotational drive motor 23, blackboard position wireless receiving and dispatching penetrate module 22 and blackboard is moved up and down and the phase of position position control device 25
Connection, and for alignment sensor 21 on alignment sensor 4, blackboard under photoelectric encoder 3, blackboard, chain rotational drive motor 23,
Blackboard position wireless receiving and dispatching penetrates module 22 and blackboard is moved up and down and position position control device 25 provides electric power.
Blackboard 6 has moved up and down two kinds of forms, and a kind of is that blackboard 6 is realized with the movement of chain 20 by blackboard movement
Move up and down, another kind be it is artificial it is mobile manually cause moving up and down for blackboard 6, now blackboard 6 is moved up and down, drive blackboard
Movement chain 20 is moved up and down, and blackboard movement chain 20 drives under chain that rotating wheel 24 is rotated on rotating wheel 2 and chain.
Fig. 3 gives the signal of the present invention and moves towards schematic diagram.Alignment sensor 4 under blackboard, photoelectric encoder 3, small-sized
Alignment sensor 21 can be moved up and down and the sending signal of position position control device 25 to blackboard on motor 26 and blackboard；Blackboard
Move up and down and position position control device 25 can penetrate module 22 to chain rotational drive motor 23 and blackboard position wireless receiving and dispatching
Sending signal；Blackboard position wireless receiving and dispatching is penetrated module 22 and can be moved up and down to blackboard and position position control device 25 and projecting apparatus
The sending signal of motion control device 18；Alignment sensor after horizontal shifting platform prelocalization sensor 17 and horizontal shifting platform
12 can be to the sending signal of projector motion control device 18；The sending signal of projector motion control device 18；Projector motion control
Device processed 18 can penetrate module 22, artificial control remote control 30, projecting apparatus and rotate servomotor 7 and water to blackboard position wireless receiving and dispatching
The sending signal of translation moving platform motor 13；Artificial control remote control 30 can send to projector motion control device 18 to be believed
Number.
After projector motion control device 18 is powered, system automatic position fixing process.Projector motion control first
Device 18 penetrates module 22 and sends a positioning command to blackboard position wireless receiving and dispatching, and blackboard position wireless receiving and dispatching is penetrated module 22 and received
After order, transfer commands to blackboard and move up and down and position position control device 25, blackboard is moved up and down and position positioning control
Device processed 25 sends drive signal to chain rotational drive motor 23, and chain rotational drive motor 23 is rotated, and drives on blackboard 6
Move, alignment sensor 21 detects blackboard 6 and reached upper end on blackboard, and chain rotational drive motor 23 stops operating, black
Board position wireless receiving and dispatching penetrates module 22 and sends the upper end signal of the arrival of blackboard 8 to projector motion control device 18；Projector motion
Control device 18 sends motor message to horizontal shifting platform motor 13, and horizontal shifting platform motor 13 is rotated, band
Dynamic projecting apparatus horizontal shifting platform 11 moves forward, and moves horizontally until horizontal shifting platform prelocalization sensor 17 detects projecting apparatus
Platform 11 reaches signal foremost, and horizontal shifting platform prelocalization sensor 17 sends to projector motion control device 18 to be believed
Number, projector motion control device 18 sends stop signal to horizontal shifting platform motor 13, and projecting apparatus moves horizontally flat
Platform 11 stops movement；Projector motion control device 18 rotates servomotor 7 and sends motor message to projecting apparatus, and projecting apparatus is rotated
Servomotor 7 is rotated, the concomitant rotation of projecting apparatus fixed plate 27, and drives 9 turns of projecting apparatus being fixed in projecting apparatus fixed plate 27
It is dynamic, the image that projecting apparatus 9 is launched also concomitant rotation, when the image launched is thrown in the appropriate location of blackboard 6, artificially from
Artificial control remote control 30 sends control instruction to projector motion control device 18, and projector motion control device 18 is to projection
Instrument rotates servomotor 7 and sends the instruction that stops operating, and projecting apparatus rotates servomotor 7 and stops operating.In the same manner, projector motion control
Device processed 18 can also penetrate module 22 and send the order that blackboard 6 is moved down, projector motion control to blackboard position wireless receiving and dispatching
Device processed 18 penetrates module 22 and sends a positioning command to blackboard position wireless receiving and dispatching, and blackboard position wireless receiving and dispatching is penetrated module 22 and received
To after order, transfer commands to blackboard and move up and down and position position control device 25, blackboard is moved up and down and position positioning
Control device 25 sends drive signal to chain rotational drive motor 23, and chain rotational drive motor 23 is rotated, under driving blackboard 6
Move, alignment sensor 4 detects blackboard 6 and reached lower end under blackboard, and chain rotational drive motor 23 stops operating, blackboard
Position wireless receiving and dispatching penetrates module 22 and sends end signal under blackboard 8 is reached to projector motion control device 18；Projector motion control
Device processed 18 sends motor message to horizontal shifting platform motor 13, and horizontal shifting platform motor 13 is rotated, and drives
Projecting apparatus horizontal shifting platform 11 moves forward, until horizontal shifting platform prelocalization sensor 17 detect projecting apparatus move horizontally it is flat
Platform 11 reaches signal foremost, and horizontal shifting platform prelocalization sensor 17 sends to projector motion control device 18 to be believed
Number, projector motion control device 18 sends stop signal to horizontal shifting platform motor 13, and projecting apparatus moves horizontally flat
Platform 11 stops movement；Projector motion control device 18 rotates servomotor 7 and sends motor message to projecting apparatus, and projecting apparatus is rotated
Servomotor 7 is rotated, the concomitant rotation of projecting apparatus fixed plate 27, and drives 9 turns of projecting apparatus being fixed in projecting apparatus fixed plate 27
It is dynamic, the image that projecting apparatus 9 is launched also concomitant rotation, when the image launched is thrown in the appropriate location of blackboard 6, artificially from
Artificial control remote control 30 sends control instruction to projector motion control device 18, and projector motion control device 18 is to projection
Instrument rotates servomotor 7 and sends the instruction that stops operating, and projecting apparatus rotates servomotor 7 and stops operating.Certainly, horizontal shifting platform
Motor 13 and projecting apparatus rotate the motion of servomotor 7 and can also control projecting apparatus fortune by artificial control remote control 30
Dynamic control device 18 is realizing.
After the completion of system position fixing process, blackboard is moved up and down and position position control device 25 will cut off chain and rotate drive
The power supply of dynamic motor 23, enables blackboard 6 freely to move up and down in the case where being promoted by external thrust.When blackboard 6 is moved to a certain position,
And stop movement, at this moment photoelectric encoder 3 sends the current location of blackboard 6 to blackboard and moves up and down and position location control dress
Put 25, blackboard is moved up and down and position position control device 25 information is carried out sending blackboard position after necessary process to it is wireless
Transmitter module 22 is received, blackboard position wireless receiving and dispatching penetrates module 22 and sends relevant information to projector motion control device 18 again,
Projector motion control device 18 carries out counting in advance the mathematical operation for setting to information, to horizontal shifting platform motor after computing
13 and projecting apparatus rotate servomotor 7 and be simultaneously emitted by motion command, horizontal shifting platform motor 13 and projecting apparatus are rotated and watched
Take motor 7 to move simultaneously, so as to ensure image and the synchronizing moving of blackboard 6 that projecting apparatus 9 launches.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can be readily occurred in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of the claims
It is accurate.
Claims (9)
1. one kind realizes that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard, includes blackboard（6）With
Projecting apparatus（9）, the blackboard（6）It is arranged at the projecting apparatus（9）Projecting direction front, it is characterised in that：The blackboard（6）It is logical
Over-driving device realizing moving up and down, the projecting apparatus（9）Realized by driving means horizontal direction it is movable with
And rotate；It is additionally provided with photoelectric encoder（3）, the photoelectric encoder（3）By the blackboard（6）Positional information send to it is black
Plate is moved up and down and position position control device（25）, and moved up and down by the blackboard and position position control device（25）
Control driving means to realize the blackboard（6）Move up and down；Also include projector motion control device（18）And blackboard
Position wireless receiving and dispatching penetrates module（22）, the projector motion control device（18）Control driving means to realize the projecting apparatus
（9）It is movable and rotate, blackboard position wireless receiving and dispatching penetrates module（22）Control with the projector motion respectively
Device（18）Move up and down with the blackboard and position position control device（25）It is connected, is wirelessly received by the blackboard position
Transmitter module（22）To realize the projector motion control device（18）Move up and down with the blackboard and position location control
Device（25）Information exchange；Also include artificial control remote control（30）, the artificial control remote control（30）Wirelessly to connect
The mode for connecing and projector motion control device（18）It is connected, and can directly to projector motion control device（18）Send each
Class order, to realize to the projecting apparatus（9）Artificial active control.
It is 2. according to claim 1 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Realize the blackboard（6）The driving means for moving up and down include fixture under blackboard（5）, it is fixed on blackboard
Part（19）, rotating wheel under chain（2）, rotating wheel on chain（24）, blackboard movement chain（20）With chain rotational drive motor
（23）；The blackboard movement chain（20）For two, respectively positioned at the blackboard（6）Both sides, the blackboard（6）By described
Fixture under blackboard（5）With blackboard upper fixing element（19）It is arranged on the blackboard movement chain（20）On, lower turn of the chain
Driving wheel（2）With rotating wheel on chain（24）It is respectively arranged at the blackboard（6）Above and below, the blackboard movement chain
（20）It is arranged on rotating wheel under the chain（2）With rotating wheel on chain（24）On, the chain rotational drive motor（23）With
Rotating wheel under the chain（2）And/or rotating wheel on chain（24）It is connected, and rotating wheel under the chain can be driven（2）With/
Or rotating wheel on chain（24）Rotate to drive the blackboard movement chain（20）Move to realize the blackboard（6）It is upper and lower
It is mobile.
It is 3. according to claim 1 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Also include to aid in limiting the blackboard（6）Range blackboard under alignment sensor（4）With it is black
Alignment sensor on plate（21）, alignment sensor under the blackboard（4）With alignment sensor on blackboard（21）It is located at respectively described
Blackboard（6）Above and below.
It is 4. according to claim 1 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Realize the projecting apparatus（9）The driving means that are movable and rotating of horizontal direction include moving rail
Road, drive mechanism, projecting apparatus horizontal shifting platform（11）, the projection instrument bracket（8）It is arranged at the projecting apparatus to move horizontally
Platform（11）Bottom surface sections, the projecting apparatus horizontal shifting platform（11）By projecting instrument bracket（8）With the projecting apparatus（9）Even
Connect, the projecting apparatus horizontal shifting platform（11）It is arranged on the moving track, the drive mechanism drives the projecting apparatus
Horizontal shifting platform（11）Move on the moving track.
It is 5. according to claim 4 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Also include to aid in limiting the projecting apparatus（9）Range horizontal shifting platform prelocalization pass
Sensor（17）With alignment sensor after horizontal shifting platform（12）, the horizontal shifting platform prelocalization sensor（17）And level
Alignment sensor after mobile platform（12）Respectively positioned at the front and back of the moving track.
It is 6. according to claim 4 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：The drive mechanism includes projecting apparatus and rotates servomotor（7）, horizontal shifting platform motor（13）、
Move horizontally screw mandrel（15）With move horizontally slide block（16）；The projecting apparatus horizontal shifting platform（11）Moved horizontally by described
Slide block（16）Screw mandrel is moved horizontally described in being arranged at（15）On, the horizontal shifting platform motor（13）Move with the level
Dynamic screw mandrel（15）It is connected, and screw mandrel can be moved horizontally by described（15）With move horizontally slide block（16）Drive the projecting apparatus
Horizontal shifting platform（11）Movable, the projecting apparatus rotates servomotor（7）It is arranged at the projection instrument bracket（8）On.
7. according to any one of claim 4 to 6 realizing projecting apparatus immersion show and projected picture it is synchronous with blackboard move
Dynamic device, it is characterised in that：The projection instrument bracket（8）Include projecting apparatus Suspending fixation bar（10）, projecting apparatus fixed plate
（27）, fixed plate rotary shaft（28）With projecting apparatus fixed support（29）, the projecting apparatus Suspending fixation bar（10）Top connects institute
State projecting apparatus horizontal shifting platform（11）, the projecting apparatus fixed support of the bottom connection in inverted U（29）Top, the throwing
Shadow instrument fixed support（29）Bottom connect the fixed plate rotary shaft（28）, the projecting apparatus fixed plate（27）It is fixedly installed on
The fixed plate rotary shaft（28）On, the projecting apparatus rotates servomotor（7）Connect the fixed plate rotary shaft（28）, and can
Drive the fixed plate rotary shaft（28）Rotate.
It is 8. according to claim 1 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Also include blackboard housing（1）, realize the blackboard（6）The driving means for moving up and down and the blackboard
（6）Positioned at the blackboard housing（1）Inside, the blackboard housing（1）Towards the projecting apparatus（9）One side be open type.
It is 9. according to claim 1 to realize that projecting apparatus immersion shows and projected picture and the synchronization-moving device of blackboard,
It is characterized in that：Also include small generator（26）, the small generator（26）Respectively with the photoelectric encoder（3）、
Alignment sensor under blackboard（4）, alignment sensor on blackboard（21）, chain rotational drive motor（23）, blackboard position wirelessly receives
Transmitter module（22）Move up and down with blackboard and position position control device（25）It is connected, and for the photoelectric encoder（3）、
Alignment sensor under blackboard（4）, alignment sensor on blackboard（21）, chain rotational drive motor（23）, blackboard position wirelessly receives
Transmitter module（22）Move up and down with blackboard and position position control device（25）Electric power is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132441.0A CN106652588B (en) | 2017-03-07 | 2017-03-07 | Device for realizing immersion display of projector and synchronous movement of projection picture and blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132441.0A CN106652588B (en) | 2017-03-07 | 2017-03-07 | Device for realizing immersion display of projector and synchronous movement of projection picture and blackboard |
Publications (2)
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| CN106652588A true CN106652588A (en) | 2017-05-10 |
| CN106652588B CN106652588B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710132441.0A Active CN106652588B (en) | 2017-03-07 | 2017-03-07 | Device for realizing immersion display of projector and synchronous movement of projection picture and blackboard |
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| CN106652588B (en) | 2023-06-27 |
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