CN106739704B - A kind of intelligent blackboard - Google Patents
A kind of intelligent blackboard Download PDFInfo
- Publication number
- CN106739704B CN106739704B CN201710049890.9A CN201710049890A CN106739704B CN 106739704 B CN106739704 B CN 106739704B CN 201710049890 A CN201710049890 A CN 201710049890A CN 106739704 B CN106739704 B CN 106739704B
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- CN
- China
- Prior art keywords
- blackboard
- swingle
- ash
- erasing
- framework
- Prior art date
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Classifications
-
- 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
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
-
- 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
-
- 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
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/04—Wiper holders
Abstract
The present invention relates to a kind of intelligent blackboard, it is characterized in that the blackboard includes moving up and down blackboard module, apparatus for ash is inhaled in the first erasing, apparatus for ash and intelligent control module are inhaled in the second erasing, the intelligent control module, which is used for controlling, moves up and down blackboard module and apparatus for ash is inhaled in the first erasing and the second erasing is inhaled apparatus for ash and is operated；First erasing inhales apparatus for ash and is located at the rear for moving up and down blackboard module, and the second erasing inhales apparatus for ash and is located at the right side for moving up and down blackboard module；The blackboard module that moves up and down includes blackboard framework, the first stepper motor, horizontal T-shaped blackboard surface, blackboard cloth, upper swingle and lower swingle；The blackboard framework is nested with horizontal T-shaped blackboard surface, upper space and lower space between horizontal T-shaped blackboard surface and blackboard framework set swingle and lower swingle along blackboard framework length direction respectively, and the left and right ends of upper swingle and lower swingle are connected by bearing with corresponding swingle support respectively.
Description
Technical field
The invention belongs to realia technical field, more particularly to a kind of intelligent blackboard, the intelligent blackboard can be in monolithic
Can freely up and down be moved under the control of machine control simultaneously can auto-erasing, deashing.
Background technology
With science and technology progress and country to the reform of educational system step by step deeply, present multimedia teaching into
For the main flow of China's educational modernization development.Reasonable selection uses multimedia teaching, and and traditional teaching method in teaching process
It is combined, forms reasonable teaching process structure, the teaching efficiency that can be optimal, but writing on the blackboard is still more in current teaching
The irreplaceable important component of multi media for teaching.Therefore design convenient, practical intelligent blackboard has very to improving the quality of teaching
It is big to help.
Classroom uses traditional blackboard eraser manual wipping blackboard mostly at present, and substantial amounts of powder can be produced during wiping
Dirt, is unfavorable for the health of teacher and classmate, and manual wipping is inefficient.In view of the above-mentioned problems, the product hair of intelligent blackboard
Bright to emerge in an endless stream, for example, Patent No. ZL201410578130.3 Chinese patent discloses a kind of intelligent blackboard, the intelligence is black
Plate uses blackboard moving up and down, and it is few to solve individual layer blackboard writing amount, and blackboard wiping need to be repeated several times, and teaching is discontinuous,
The problem of wasting wall resource.But this product still has some problems, for example a face blackboard is always black in outside, another side
Plate is always in inner side, and in written contents on the blackboard of inner side, when pull-up inner side blackboard surface, the blackboard surface in outside can shelter from inner side
Blackboard surface, therefore teacher can only be bent over writing on the blackboard, or less content is only write on the blackboard surface of inner side, waste inner side blackboard surface
A large amount of space resources.
In order to improve the quality of teaching, solve blackboard problem of resource waste, reduce dust caused by blackboard wiping to teacher and
The injury of classmate, there is an urgent need to a kind of more convenient, more applicable intelligent blackboard is designed on the basis of existing blackboard.
The content of the invention
It is an object of the invention to solve to have blackboard surface resource wave in teaching in existing two pieces of blackboards use alternatively up and down
Expense problem and manual wipping blackboard are harmful to teacher and classmate's health, wipe it is inefficient, take time in classroom the problem of,
It is proposed it is a kind of it is reasonable in design, easy to use based on single-chip microcomputer control can freely up and down move, can auto-erasing chalk writing simultaneously
Inhale the intelligent blackboard of ash.
The present invention solves the technical scheme that the technical problem uses：There is provided a kind of intelligent blackboard, it is characterised in that should
Blackboard includes moving up and down blackboard module, the first erasing suction apparatus for ash, the second erasing suction apparatus for ash and intelligent control module, described
Intelligent control module moves up and down blackboard module and the first erasing suction apparatus for ash and the second erasing suction apparatus for ash progress for controlling
Work；First, which wipes suction apparatus for ash, is located at the rear for moving up and down blackboard module, and the second erasing suction apparatus for ash, which is located at, to be moved up and down
The right side of blackboard module；
The blackboard module that moves up and down includes blackboard framework, the first stepper motor, horizontal T-shaped blackboard surface, blackboard cloth, upper rotation
Bull stick and lower swingle；The blackboard framework is nested with horizontal T-shaped blackboard surface, upper between horizontal T-shaped blackboard surface and blackboard framework
Portion space and lower space set upper swingle and lower swingle, upper swingle and backspin along blackboard framework length direction respectively
The left and right ends of bull stick are connected by bearing with corresponding swingle support respectively, the both ends of the swingle support respectively with it is black
The inner side of plate framework be fixedly connected on the outside of horizontal T-shaped blackboard surface；The blackboard cloth is enclosed on the outer surface of horizontal T-shaped blackboard surface,
And it is parallel with horizontal T-shaped blackboard surface, the upper and lower ends inner surface of blackboard cloth connects with upper swingle and the support of lower swingle respectively, leads to
The rotation forward or backwards for crossing swingle and lower swingle drives blackboard cloth to move up and down；Along blackboard framework length direction,
The upper and lower ends of blackboard framework are arranged with slideway；The left end of the upper swingle and lower swingle is prism-shaped bar, upper rotation
Connection first rotates gear on the prism-shaped bar of bull stick, and the second rotation gear, the first rotation are connected on the prism-shaped bar of lower swingle
Connected between rotating disk and the second rotation gear by the first cogged drive belt, the first rotation gear and the second rotation gear are with the
One cogged drive belt is meshed；The 3rd rotary teeth is also associated with the prism-shaped bar of lower swingle on the left of the second rotation gear
Wheel, first stepper motor are arranged on the left side of blackboard framework, and the output shaft of the first stepper motor and the 4th rotation gear connect
Connect, the 4th rotation gear and the 3rd rotation gear are connected by the second cogged drive belt, the 4th rotation gear and the 3rd rotation gear
It is meshed with the second cogged drive belt；
Be provided with the horizontal T-shaped blackboard surface in the left side of the first cogged drive belt rotation hand wheel and the 5th rotation gear, the 5th
Rotation gear is fixed on the output shaft of rotation hand wheel, is connected on the prism-shaped bar of the lower swingle on the left of the 3rd rotation gear
Have the 6th rotation gear, the 5th rotation gear and the 6th rotation gear connect by the 3rd cogged drive belt, the 5th rotation gear with
6th rotation gear is meshed with the 3rd cogged drive belt；
The lower rear that apparatus for ash is fixed on blackboard framework is inhaled in first erasing, including first inhales grey structure, the first plate
Wipe and inhale ash bin, described first inhales the back side center that grey structure is located at blackboard framework, and first inhales the length and blackboard cloth of grey structure
Width match, first inhales rotary fan is set in grey structure, in the lower end edge blackboard framework length side that first inhales grey structure
Contacted to the erasing face provided with the first blackboard eraser, the first blackboard eraser with blackboard cloth, along blackboard frame on the lower support plate of blackboard framework
Frame length direction, which is set, inhales ash bin, inhales ash bin and is connected with the first suction apparatus for ash, inhales and air exhauster is housed inside ash bin, right-hand member is provided with
Telescopic flexible pipe interface；
The right-hand member that apparatus for ash is fixed on blackboard framework is inhaled in second erasing, including second inhales grey structure, the second blackboard eraser, consolidates
Fixed pulley, scissor type telescopic structure, the second stepper motor, the first steel plate, the second steel plate, crank connecting link fix bar, connecting rod and song
Handle bar linkage structure；Described second, which inhales grey inside configuration, is provided with rotary fan, and bottom is provided with Telescopic flexible pipe interface, and second inhales ash
The Telescopic flexible pipe interface of structure is connected with inhaling the Telescopic flexible pipe interface of ash bin right-hand member by Telescopic flexible pipe；Second inhales ash knot
The upper and lower ends of structure are separately installed with fixed block, and slideway of two fixed blocks respectively with corresponding side matches, and make with fixing
The second connected blackboard eraser of pulley can where blackboard cloth move in plane；The right-hand member of second blackboard eraser and scissor type telescopic structure
Left end is fixed by screw bolt and nut, and the fixing end of scissor type telescopic structure is fixed on the first steel plate, and first steel plate is consolidated
It is scheduled on horizontal T-shaped blackboard surface, scissor type telescopic structure on-fixed end is fixed on the second steel plate, and the second steel plate outer side center is provided with
Projection, the projection are connected with cylinder ring, and cylinder ring is enclosed in crank connecting link fix bar, the top and bottom of crank connecting link fix bar
Fixed respectively with the top of blackboard framework and left part；Small end is connected with the projection of the second steel plate, lower end and crank structure
One end be connected, the output axis connection of the other end of crank structure and the second stepper motor；
The intelligent control module includes single-chip microcomputer, drive circuit, power circuit and speech recognition circuit, the single-chip microcomputer
Be connected respectively with drive circuit, power circuit and speech recognition circuit, the drive circuit respectively with rotary fan, air exhauster,
First stepper motor and the electrical connection of the second stepper motor, powered by power circuit for whole blackboard.
Compared with prior art, the beneficial effects of the invention are as follows：
1) novel in structural design of the present invention, be provided simultaneously with blackboard can intelligently move up and down and can auto-erasing chalk writing simultaneously
Automatically grey function is inhaled, it is convenient, fast during use, human resources can be saved, improve classroom efficiency, reduce chalk dust pair
Teacher and the harm of classmates' health；
2) present invention drives rotation pinion rotation using stepper motor, and rotation gear band moves swingle and rotated, swingle band
Dynamic blackboard cloth rotates, and the positive and negative rotation of stepper motor can be such that blackboard cloth moves up and down in the same plane, solve existing push away
Draw blackboard surface utilization rate deficiency problem on the inside of blackboard；There is hand-operated lifting blackboard function simultaneously, counterclockwise or dextrorotation rotates
Blackboard can be freely lifted by changing hands wheel, to tackle the burst that automatic lifting/lowering black-board function can not use during because of power failure or non-transformer
Situation, therefore make the using area of the present invention more extensive.
3) present invention has two blackboard erasers except apparatus for ash is inhaled, and apparatus for ash is inhaled in the first erasing after blackboard surface to work
When, apparatus for ash is inhaled in the second standby erasing of right-hand member on the outside of blackboard surface to be operated at once, improve the work effect of the present invention
Rate, the thing that avoid causes pause to be attended class because of teaching equipment failure occur；And first erasing inhale apparatus for ash be not required to button, it is black
The erasing of single-chip microcomputer control first inhales apparatus for ash erasing chalk writing and inhales ash after plate cloth stops lifting.
Brief description of the drawings
Fig. 1 is the structured flowchart of intelligent blackboard of the present invention；
Fig. 2 is a kind of overall structure diagram of embodiment of intelligent blackboard of the present invention；
Fig. 3 is that intelligent blackboard of the present invention removes and moves up and down the structural representation of blackboard module 1 after blackboard cloth；
Fig. 4 is the upper swingle 102 and the drive mechanism schematic diagram of lower swingle 103 of intelligent blackboard of the present invention；
The drive mechanism schematic diagram of the stepper motor 111 of lower swingle 103 and first of Fig. 5 intelligent blackboards of the present invention；
The drive mechanism schematic diagram of the rotation hand wheel 114 of Fig. 6 intelligent blackboards of the present invention and lower swingle 103；
The overall structure diagram of apparatus for ash 2 is inhaled in first erasing of Fig. 7 intelligent blackboards of the present invention；
The overall structure diagram of apparatus for ash 3 is inhaled in second erasing of Fig. 8 intelligent blackboards of the present invention；
The attachment structure schematic diagram of Fig. 9 the second blackboard erasers of intelligent blackboard 302 of the present invention and slideway 105；
The right-hand member connection internal structure schematic diagram of the scissor type telescopic device 304 of Figure 10 present invention；
Figure 11 adds the structural representation after the second steel plate and crank connecting link fix bar on the basis of Figure 10；
The brace and connecting rod framework schematic diagram of Figure 12 intelligent blackboards of the present invention；
The structured flowchart of the intelligent control module 4 of Figure 13 intelligent blackboards of the present invention.
Wherein, 1- moves up and down blackboard module, and apparatus for ash is inhaled in the erasings of 2- first, and apparatus for ash, 4- intelligence are inhaled in the erasings of 3- second
Control module, the horizontal T-shaped blackboard surfaces of 101-, the upper swingles of 102-, swingle under 103-, 104- blackboard cloths, 105- slideways, 106-
One rotation gear, the rotation gears of 107- second, the cogged drive belts of 108- first, the rotation gears of 109- the 3rd, 110- blackboard frameworks,
The stepper motors of 111- first, 112- the 4th rotate gear, the cogged drive belts of 113- second, 114- rotation hand wheels, the rotations of 115- the 5th
Gear, 116- the 6th rotate gear, the cogged drive belts of 117- the 3rd；201- first inhales grey structure, the blackboard erasers of 202- first, and 203- inhales ash
Case, 301- second inhale grey structure, the blackboard erasers of 302- second, 303- fixed blocks, 304- scissor type telescopic devices, the steppings of 305- second
Motor, the steel plates of 306- first, the steel plates of 307- second, 308- crank connecting link fix bars, 309- connecting rods, 310- crank structures, 3041-
Scissor type telescopic device on-fixed end, 3042- scissor type telescopic device fixing ends；401- single-chip microcomputers, 402- drive circuits, 403-
Power circuit, 404- speech recognition circuits.
Embodiment
With reference to embodiments and accompanying drawing is further described to the present invention, but is not wanted in this, as to the application right
Ask the restriction of protection domain.
Intelligent blackboard (referring to Fig. 1-13) of the present invention, which includes moving up and down the erasing of blackboard module 1, first, inhales apparatus for ash 2, the
Apparatus for ash 3 and intelligent control module 4 are inhaled in two erasings, and the intelligent control module, which is used for controlling, moves up and down blackboard module 1 and the
One erasing is inhaled the erasing suction apparatus for ash 4 of apparatus for ash 3 and second and is operated；First erasing suction apparatus for ash 2, which is located at, moves up and down blackboard
The rear of module 1, the second erasing inhale apparatus for ash 3 and are located at the right side for moving up and down blackboard module 1；
It is described move up and down blackboard module 1 include blackboard framework 110, the first stepper motor 111, horizontal T-shaped blackboard surface 101,
Blackboard cloth 104, upper swingle 102 and lower swingle 103；The blackboard framework 110 is nested with horizontal T-shaped blackboard surface 101, in horizontal T
Upper space and lower space between shape blackboard surface 101 and blackboard framework are set respectively along blackboard framework length direction to be revolved
The left and right ends of bull stick 102 and lower swingle 103, upper swingle 102 and lower swingle 103 pass through bearing and corresponding rotation respectively
Bull stick support is connected, and the both ends of the swingle support are fixed with the inner side of blackboard framework and the outside of horizontal T-shaped blackboard surface respectively
Connection；The blackboard cloth 104 is enclosed on the outer surface of horizontal T-shaped blackboard surface 101, and parallel with horizontal T-shaped blackboard surface 101, blackboard cloth
Upper and lower ends inner surface respectively with upper swingle 102 and lower swingle 103 support connect, the smooth outer surface of blackboard cloth, use
To write letter written with chalk, rough inner surface, by the rotation forward or backwards of upper swingle 102 and lower swingle 103, blackboard is driven
Cloth moves up and down, and rises or falls blackboard cloth；Along blackboard framework length direction, it is arranged with the upper and lower ends of blackboard framework
Slideway 105；The left end of the upper swingle 102 and lower swingle 103 is prism-shaped bar, is connected on the prism-shaped bar of upper swingle
Connect the first rotation gear 106, the rotation of connection second gear 107 on the prism-shaped bar of lower swingle, the first rotation gear 106 and the
Two rotation gears 107 between connected by the first cogged drive belt 108, first rotation gear 106 and second rotate gear 107 with
First cogged drive belt 108 is meshed；The 3rd is also associated with the prism-shaped bar of the lower swingle in the left side of the second rotation gear 107
Rotate gear 109, first stepper motor 111 be arranged on blackboard framework left side, the output shaft of the first stepper motor 111 with
4th rotation gear 112 connects, and the 4th rotation gear 112 and the 3rd rotates gear 109 and connected by the second cogged drive belt 113,
4th rotation gear 112 and the 3rd rotates gear 109 and is meshed with the second cogged drive belt 113；
First stepper motor 111 rotates, and drives the 4th rotation gear 112 to rotate, the 4th rotation gear 112 passes by second
Send cingulum 113 to drive the 3rd rotation gear 109 to rotate, so as to drive lower swingle 103 to rotate, then drive the second rotation gear
107 rotate, and drive upper swingle 102 to rotate by the first cogged drive belt 108 and the first rotation gear 106, finally drive blackboard
Cloth 104 rotates, and realizes rising or falling for blackboard cloth 104；
The rotation of rotation hand wheel 114 and the 5th is installed in the horizontal T-shaped blackboard surface 101 in the left side of the first cogged drive belt 108
Gear 115, the 5th rotation gear 115 are fixed on the output shaft of rotation hand wheel 114, under the left side of the 3rd rotation gear 109
The 6th rotation gear 116 is connected with the prism-shaped bar of swingle, the 5th rotation gear 115 and the 6th rotates gear 116 and passed through
3rd cogged drive belt 117 connects, and the 5th rotation gear 115 and the 6th rotates gear 116 and nibbled with the phase of the 3rd cogged drive belt 117
Close；Rotation hand wheel 114 is rotated, drives the 5th rotation gear 115 to rotate, passes through the 3rd cogged drive belt 117 and the 6th rotation gear
116 drive lower swingle 103 to rotate, and then drive the second rotation gear 107 to rotate, pass through the first cogged drive belt 108 and first
Rotation gear 106 drives upper swingle 102 to rotate, final to drive blackboard cloth 104 to rotate, the rising of manually implemented blackboard cloth 104
Or decline；
The lower rear that apparatus for ash 2 is fixed on blackboard framework 110 (referring to Fig. 7) is inhaled in first erasing, including first inhales
Grey structure 201, the first blackboard eraser 202 and suction ash bin 203, described first, which inhales grey structure 201, is located in the back side of blackboard framework 110
Centre, the length and the width of blackboard cloth 110 of the first grey structure 201 of suction match, and first inhales setting rotary wind in grey structure 201
Fan, the first blackboard eraser 202 is provided with the lower end edge blackboard framework length direction that first inhales grey structure, the erasing face of the first blackboard eraser with it is black
Plate cloth contact, on the lower support plate of blackboard framework along blackboard framework length direction set inhale ash bin 203, inhale ash bin 203 with
First suction apparatus for ash 201 is connected, and inhales the inside of ash bin 203 and air exhauster is housed, right-hand member is provided with Telescopic flexible pipe interface；
The right-hand member that apparatus for ash 3 is fixed on blackboard framework 110 (referring to Fig. 8) is inhaled in second erasing, including second inhales ash knot
Structure 301, the second blackboard eraser 302, fixed block 303, scissor type telescopic structure 304, the second stepper motor 305, the first steel plate 306,
Second steel plate 307, crank connecting link fix bar 308, connecting rod 309 and brace and connecting rod framework 310；Described second inhales in grey structure 301
Portion is provided with rotary fan, and bottom is provided with Telescopic flexible pipe interface, and second inhales the Telescopic flexible pipe interface of grey structure 301 with inhaling ash
The Telescopic flexible pipe interface of case right-hand member is connected by Telescopic flexible pipe, inhales ash by rotary fan and air exhauster；Second inhales ash knot
The upper and lower ends of structure 301 are separately installed with fixed block 303, and two fixed blocks match with the slideway 105 of corresponding side respectively,
The second blackboard eraser 302 for enabling to be connected with fixed block is in the place move in plane of blackboard cloth 110；The right-hand member of second blackboard eraser 302
Fixed with the left end of scissor type telescopic structure 304 by screw bolt and nut, the fixing end 3042 of scissor type telescopic structure 304 is fixed
On the first steel plate 306, first steel plate 306 is fixed on horizontal T-shaped blackboard surface 101, scissor type telescopic structure on-fixed end
3041 are fixed on the second steel plate 307, and the second steel plate outer side center is provided with projection, and the projection is connected with cylinder ring, cylinder ring set
In crank connecting link fix bar 308, the top and bottom of crank connecting link fix bar 308 respectively with the top of blackboard framework 110 and
Left part is fixed；The upper end of connecting rod 309 is connected with the projection of the second steel plate 307, and lower end is connected with one end of crank structure 310,
The output axis connection of the other end of crank structure 310 and the second stepper motor 305；Second stepper motor 305 rotates, crank connecting link
Structure 310 drives the second steel plate 307 to be moved up and down along crank connecting link fix bar 308 by connecting rod 309, so as to drive scissor-type to stretch
Shrinking structure on-fixed end moves up and down, and promotes second to inhale the grey blackboard eraser 302 of structure 301 and second and is moved to the left along slideway 105, together
When second inhale in grey structure 301 rotary fan and inhale air exhauster in ash bin 203 and start working, absorb chalk dust, while second
Blackboard eraser 302 wipes remaining writing；
The intelligent control module 4 (referring to Figure 13) includes single-chip microcomputer 401, drive circuit 402, power circuit 403 and language
Sound identification circuit 404, the single-chip microcomputer 401 respectively with drive circuit 402, power circuit 403 and the phase of speech recognition circuit 404
Even, the drive circuit 402 is electrically connected with rotary fan, air exhauster, the first stepper motor 111 and the second stepper motor 305 respectively
Connect, realize to the first stepper motor 111 and the second stepper motor 305 be accurately positioned and speed governing, control rotary fan and exhausting
Machine works, and is powered by power circuit 403 for whole blackboard, the speech recognition circuit 404 can pass through Voice command first
Erasing is inhaled apparatus for ash 2 and is operated.
Further characteristic of the invention is that the single-chip microcomputer 401 uses STM32F101R6 single-chip microcomputers, the single-chip microcomputer it is low into
Originally it is, low in energy consumption；The stepper motor 305 of first stepper motor 111 and second uses 150 series three phase stepper motors, and it drives
Dynamic device is F3922 series of products.
Further characteristic of the invention is that the blackboard cloth is rectangle thickness cloth, smooth outer surface, for writing chalk
Word, rough inner surface, by the rotation forward or backwards of upper swingle 102 and lower swingle 103, drive and moved down on blackboard cloth
It is dynamic, rise or fall blackboard cloth.
The workflow of intelligent blackboard of the present invention is：Power supply is first turned on, whether observation power supply indicator is bright.If power supply refers to
Show that lamp does not work, illustrate that intelligent control module is in off position, can only manually blackboard movable up and down, manual erasing chalk word
Mark；If power supply indicator is bright, illustrate that intelligent control module is in running order, then press motor and rotate forward button, single-chip microcomputer judges
Whether phonetic entry is had, if without phonetic entry, the first stepper motor of MCU driving 111 rotates forward, and blackboard cloth moves up, and closes motor
Button is rotated forward, apparatus for ash work is inhaled in the first erasing, is not worked if apparatus for ash is inhaled in the first erasing, single-chip microcomputer controls the second stepper motor
Apparatus for ash work is inhaled in 305 the second erasings of driving, is not worked if apparatus for ash is inhaled in the second erasing, voice prompt manual erasing chalk word
Mark；If there is phonetic entry, apparatus for ash work is inhaled in the erasing of direct drive first.If pressing motor reversal button, single-chip microcomputer judges whether
There is phonetic entry, if without phonetic entry, the first stepper motor 111 of driving inverts, and blackboard cloth moves down, and closes motor reversal button,
Apparatus for ash work is inhaled in the erasing of driving first, is not worked if apparatus for ash is inhaled in the first erasing, and apparatus for ash work is inhaled in the erasing of driving second, if
Second erasing is inhaled apparatus for ash and not worked, voice prompt manual erasing chalk writing；If there is phonetic entry, the first blackboard is directly driven
Work.
The orientation such as heretofore described front, rear, left and right word is a relative concept, wherein inhaling ash dress with the second erasing
3 place directions are put as the right side, using the place direction of rotation hand wheel 114 as a left side, direction is before where using blackboard cloth, with horizontal T-shaped blackboard surface
After 101 places direction are.
It is emphasized that embodiment of the present invention is illustrative, rather than it is limited, therefore present invention bag
Include and be not limited to embodiment described in embodiment, it is every by those skilled in the art's technique according to the invention scheme
The other embodiment drawn, also belongs to the scope of protection of the invention.
Claims (3)
1. a kind of intelligent blackboard, it is characterised in that the blackboard includes moving up and down blackboard module, the first erasing suction apparatus for ash, second
Apparatus for ash and intelligent control module are inhaled in erasing, and the intelligent control module, which is used for controlling, moves up and down blackboard module and the first erasing
Inhale apparatus for ash and the second erasing is inhaled apparatus for ash and is operated；First erasing inhales apparatus for ash after blackboard module is moved up and down
Side, the second erasing inhale apparatus for ash and are located at the right side for moving up and down blackboard module；
The blackboard module that moves up and down includes blackboard framework, the first stepper motor, horizontal T-shaped blackboard surface, blackboard cloth, upper swingle
With lower swingle；The blackboard framework is nested with horizontal T-shaped blackboard surface, and the top between horizontal T-shaped blackboard surface and blackboard framework is empty
Between and lower space upper swingle and lower swingle, upper swingle and lower swingle are set respectively along blackboard framework length direction
Left and right ends connected respectively by bearing with corresponding swingle support, the both ends of the swingle support respectively with blackboard frame
The inner side of frame be fixedly connected on the outside of horizontal T-shaped blackboard surface；The blackboard cloth is enclosed on the outer surface of horizontal T-shaped blackboard surface, and with
Horizontal T-shaped blackboard surface is parallel, and the upper and lower ends inner surface of blackboard cloth connects with upper swingle and the support of lower swingle respectively, by upper
The rotation forward or backwards of swingle and lower swingle drives blackboard cloth to move up and down；Along blackboard framework length direction, in blackboard
The upper and lower ends of framework are arranged with slideway；The left end of the upper swingle and lower swingle is prism-shaped bar, upper swingle
Prism-shaped bar on the rotation gear of connection first, the rotation of connection second gear, the first rotary teeth on the prism-shaped bar of lower swingle
Connected between wheel and the second rotation gear by the first cogged drive belt, the first rotation gear and the second rotation gear pass with first
Moving teeth band is meshed；The 3rd rotation gear, institute are also associated with the prism-shaped bar of lower swingle on the left of the second rotation gear
The left side that the first stepper motor is arranged on blackboard framework is stated, the output shaft of the first stepper motor is connected with the 4th rotation gear, the
Four rotation gears and the 3rd rotation gear connects by the second cogged drive belt, and the 4th rotation gear and the 3rd rotates gear with the
Two cogged drive belts are meshed；
Rotation hand wheel and the 5th rotation gear, the 5th rotation are installed in the horizontal T-shaped blackboard surface in the left side of the first cogged drive belt
Gear is fixed on the output shaft of rotation hand wheel, and the is connected with the prism-shaped bar of the lower swingle on the left of the 3rd rotation gear
Six rotation gears, the 5th rotation gear and the 6th rotation gear are connected by the 3rd cogged drive belt, the 5th rotation gear and the 6th
Rotation gear is meshed with the 3rd cogged drive belt；
First erasing inhales apparatus for ash and is fixed on the lower rear of blackboard framework, including first inhale grey structure, the first blackboard eraser and
Ash bin is inhaled, described first inhales the back side center that grey structure is located at blackboard framework, and first inhales the width of the length of grey structure and blackboard cloth
Degree matches, and first inhales setting rotary fan in grey structure, and the lower end edge blackboard framework length direction that grey structure is inhaled first is set
There is the first blackboard eraser, the erasing face of the first blackboard eraser contacts with blackboard cloth, is grown on the lower support plate of blackboard framework along blackboard framework
Spend direction and set and inhale ash bin, inhale ash bin and be connected with the first suction apparatus for ash, inhale and air exhauster is housed inside ash bin, right-hand member, which is provided with, to be stretched
Contracting hose connection；
The right-hand member that apparatus for ash is fixed on blackboard framework is inhaled in second erasing, including second inhales grey structure, the second blackboard eraser, fixed cunning
Wheel, scissor type telescopic structure, the second stepper motor, the first steel plate, the second steel plate, crank connecting link fix bar, connecting rod and crank connect
Bar structure；Described second, which inhales grey inside configuration, is provided with rotary fan, and bottom is provided with Telescopic flexible pipe interface, and second inhales grey structure
Telescopic flexible pipe interface with inhale ash bin right-hand member Telescopic flexible pipe interface be connected by Telescopic flexible pipe；Second inhales grey structure
Upper and lower ends are separately installed with fixed block, and slideway of two fixed blocks respectively with corresponding side matches, and make and fixed block
The second connected blackboard eraser can where blackboard cloth move in plane；The right-hand member of second blackboard eraser and the left end of scissor type telescopic structure
Fixed by screw bolt and nut, the fixing end of scissor type telescopic structure is fixed on the first steel plate, and first Interal fixation exists
On horizontal T-shaped blackboard surface, scissor type telescopic structure on-fixed end is fixed on the second steel plate, and the second steel plate outer side center is provided with convex
Rise, the projection is connected with cylinder ring, and cylinder ring is enclosed in crank connecting link fix bar, the top and bottom point of crank connecting link fix bar
Do not fixed with the top of blackboard framework and left part；Small end is connected with the projection of the second steel plate, lower end and crank structure
One end is connected, the output axis connection of the other end of crank structure and the second stepper motor；
The intelligent control module includes single-chip microcomputer, drive circuit, power circuit and speech recognition circuit, the single-chip microcomputer difference
Be connected with drive circuit, power circuit and speech recognition circuit, the drive circuit respectively with the first rotary wind for inhaling grey structure
Fan, the second rotary fan, air exhauster, the first stepper motor and the second stepper motor for inhaling grey structure electrically connect, and pass through power supply electricity
Road powers for whole blackboard.
2. intelligent blackboard according to claim 1, it is characterised in that the single-chip microcomputer uses STM32F101R6 single-chip microcomputers；
First stepper motor and the second stepper motor use 150 series three phase stepper motors, and its driver is F3922 series productions
Product.
3. intelligent blackboard according to claim 1, it is characterised in that the blackboard cloth is the coarse outside light of rectangle inner face
Sliding thick cloth.
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| CN201710049890.9A CN106739704B (en) | 2017-01-21 | 2017-01-21 | A kind of intelligent blackboard |
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| CN106739704B true CN106739704B (en) | 2018-01-02 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443974A (en) * | 2017-08-09 | 2017-12-08 | 安徽状元郎电子科技有限公司 | A kind of interactive blackboard |
| CN107856450B (en) * | 2017-10-11 | 2019-07-05 | 广东轩宇实业发展有限公司 | A kind of intelligent apparatus with wiping blackboard and dust absorbing function |
| CN107813633A (en) * | 2017-11-01 | 2018-03-20 | 贾爱忠 | A kind of Multifunctional education instructional device |
| CN107953705A (en) * | 2017-11-18 | 2018-04-24 | 贾爱忠 | A kind of blackboard quick wipe equipment in teaching equipment field |
| CN112863391A (en) * | 2021-01-12 | 2021-05-28 | 安徽方鑫信息科技有限公司 | Wisdom city direction identification means that possesses all-round instruction |
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