CN108407501A - A kind of electronic blackboard with automatic erasing function - Google Patents
A kind of electronic blackboard with automatic erasing function Download PDFInfo
- Publication number
- CN108407501A CN108407501A CN201810067282.5A CN201810067282A CN108407501A CN 108407501 A CN108407501 A CN 108407501A CN 201810067282 A CN201810067282 A CN 201810067282A CN 108407501 A CN108407501 A CN 108407501A
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- China
- Prior art keywords
- blackboard
- driven wheel
- blackboard body
- dust
- shaft
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Classifications
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- 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
- B43L1/045—Blackboards with magnetic action
-
- 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
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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
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The present invention provides a kind of electronic blackboard with automatic erasing function, the blackboard eraser of the present invention is when wiping blackboard, the movement locus of routine wiping method is abandoned, and use the similar movement locus for imitating shield glass rain brush, quickly blackboard can be wiped, simultaneously, magnet and electromagnet are provided in blackboard eraser, blackboard eraser is set to be in close contact with blackboard body, to reach best wiping effect, at the end of every class hall, blackboard body can also be wiped by water pump and washing pump, wiping effect is good.
Description
Technical field
The invention belongs to educational aid technical fields, and in particular to a kind of electronic blackboard with automatic erasing function.
Background technology
Blackboard is the main carriers that teacher implements teaching in traditional teaching mode, and teacher is write using chalk on blackboard
The content of courses directly wipes blackboard with blackboard eraser after completing explanation.On the one hand this mode will produce a large amount of dust, swim in
Environmental pollution is caused in classroom, influences teachers and students' health；On the other hand wiping effect can be weakened by being used for a long time, and consume a large amount of bodies
Power, hours of instruction can also be wasted by being wiped during classroom.Along with science and technology development, dust-free chalk, blank, movable blackboard,
Multimedia instrument etc. occurs improving teaching in classroom environment, but still can not replace the status of black board teaching, creates a kind of environmental protection
Energy saving blackboard wiping has certain researching value, and therefore, the patent of invention of Patent No. CN103231604A discloses one kind
Blackboard with automatic dust collection blackboard eraser comprising blackboard body is equipped with horizontal slide rail at the upper and lower edge of the blackboard body,
Board wiping device is equipped between the upper and lower horizontal slide rail, the board wiping device includes electric roller brush, Floatable supporting mechanism and set
Dust cover outside the electric roller brush, the roller brush shaft are slidably connected to described by the Floatable supporting mechanism
On upper and lower horizontal slide rail, the upper end of the roller brush shaft is equipped with decelerating motor, and the dust cover is equipped with control handle, the control
Control switch is equipped in handle processed.The lower end of the dust cover is additionally provided with dust collection box, and the lower end of the roller brush shaft is equipped with dust suction wind
The lower end of leaf, the dust collection box is equipped with the cloth bag that gathers dust, which is electric roller brush erasing blackboard, has laborsaving time saving and automatic receipts
The advantages of dirt, but there is also more disadvantages in actual use by the present invention：First, blackboard eraser again blackboard wiping when, not only need
It moves left and right and also needs to move up and down, wiping speed is slower；Second, the defective tightness that blackboard eraser is contacted with blackboard, effect of gathering dust
Fruit is bad.
Invention content
That the object of the present invention is to provide a kind of wiping speeds is fast, dust collection effect is good while again with automatic erasing function
Electronic blackboard.
In order to achieve the above object, used technical solution of the invention is：A kind of electricity with automatic erasing function
Sub- blackboard, including blackboard body and blackboard eraser, the arranged on left and right sides of the blackboard body are separately provided for consolidating blackboard body
The longitudinal section of the fixed seat being scheduled on wall, the fixed seat is in integrally isosceles trapezoid, and the bottom edge of the fixed seat is fixed on wall
On body, the top margin of the fixed seat is fixedly connected with the blackboard body, and shaft is equipped in the fixed seat, the shaft
Both ends are rotatablely connected by a bearing and the fixed seat respectively, wherein the fixation being located on the left of the blackboard body
The both ends of the shaft worn in seat are hinged with left turnover door, worn in the fixed seat on the right side of the blackboard body
Shaft both ends and right turnover door it is hinged, display screen is provided on the left turnover door, is provided on the right turnover door tactile
Screen is touched, the upper and lower both sides of the blackboard body are respectively arranged with sliding rail, are set in the sliding rail on the downside of the blackboard body
It is equipped with leading screw, the sliding machine that can be slided on two sliding rails, the sliding machine packet are installed on two sliding rails
Include the hinged fixed plate in one end of upper slide and upper slide and the downslide hinged with the one end of fixed plate far from the upper slide
The bottom end of plate, the top of the upper slide and the lower skateboard is both provided with the movable pulley that can be slided in the sliding rail and described
The bottom end of lower skateboard is connected with the leading screw, and the leading screw is connected by shaft coupling with servo motor, the servo motor and institute
It states display screen to be connected with the output end of controller, the input terminal of the controller is connected with the touch screen, the fixed plate
Side close to the blackboard body is provided with the driving mechanism for driving blackboard eraser to wipe blackboard body, it is described
Driving mechanism is connected by telescopic rod with blackboard eraser；
The bottom of the blackboard body is provided with sliding slot, and the bottom end of the sliding slot offers through-hole I, and being equipped in the sliding slot can
The mounting bracket slided in the sliding slot is equipped with water pump and washing pump, the water pump and the washing pump on the mounting bracket
Entrance box added by connecting pipe and water tank and detergent be respectively connected, the entrance phase with the water pump and the washing pump
Connecting pipe even is passed through out of the through-hole I, and the outlet of the water pump and the washing pump passes through connecting pipe and institute respectively
Blackboard eraser is stated to be connected.
Preferably, the telescopic rod includes telescopic rod I and telescopic rod II；The driving mechanism includes being mounted on the fixation
Driving motor on plate covers in blackboard body and the output shaft of the driving motor described in the output shaft face of the driving motor
Equipped with driving wheel, the driving wheel is meshed with the driven wheel I right over the driving wheel, in the driven wheel I in
Heart axis direction is equipped with driven shaft I, and driven wheel II is arranged on the outer circumference surface of driven shaft I, and the driven wheel II is located at institute
It states between driving wheel and the blackboard body, gear is provided on the only periphery of half of the driven wheel II, it is described driven
The upper and lower both sides of wheel II are respectively arranged with the driven wheel III to match with the driven wheel II, driven wheel IV, and driven wheel II is turning
Successively be meshed with the driven wheel III and the driven wheel IV in dynamic process, the underface of the driven wheel IV be provided with
The inside of the driven wheel V that the driven wheel IV is meshed, the driven wheel III and the driven wheel V is along central axial direction point
It is not equipped with driven shaft II and driven shaft III, telescopic rod I, the driven shaft III are arranged on the outer circumference surface of the driven shaft II
Outer circumference surface on be arranged with telescopic rod II, the telescopic end of both the telescopic rod I and described telescopic rod II is hinged on institute jointly
It states on blackboard eraser.
Preferably, the blackboard eraser includes shell, and the shell offers through-hole in one end close to the blackboard body
II, the shell offers inlet opening and detergent hole in one end far from the blackboard body, the outlet phase with the water pump
The connecting pipe of connection is connected with the inlet opening, the connecting pipe being connected with the outlet of the washing pump and the washing
Agent hole is connected；
It is horizontally disposed in the shell to have demarcation strip, the demarcation strip that the cavity of the enclosure interior is divided into dust suction
Chamber and dust-collecting cavity are provided with the opposite polarity magnet with the blackboard body, the both sides point of the magnet in the vacuum chamber
It is not provided with wind turbine, the magnet is being provided with dust-filtering plate, the outside setting of the dust filtration plate close to the side of the through-hole II
There are armature and nozzle, wiper is provided on the outside of the dust filtration plate and the nozzle, the shell is positioned at the through-hole II
Side is provided with electromagnet, and the armature and the electromagnet are correspondingly arranged and are provided between the armature and the electromagnet
Resetting spring, the wind turbine are connected with the output end of the controller with the electromagnet, and the nozzle is in column type and described
The both sides of nozzle are respectively arranged with the water pipe and sluicing pipe being connected with the nozzle, the water pipe and the sluicing pipe respectively with
The inlet opening is connected with the detergent hole.
Preferably, an adjustment axis is equipped in the magnet, the bottom end of the adjustment axis is mounted on the bottom of the shell,
The top of the adjustment axis is connected after being pierced by the top of the shell with an adjusting knob, can be adjusted by twisting adjusting knob
The facing area between the magnet and the blackboard body is saved, so as to adjust the blackboard eraser to the blackboard body
Adsorption capacity.
Preferably, dust-collecting box, the dust-collecting box and institute are removably provided on the outer wall of the blackboard eraser wherein side
Dust-collecting cavity is stated to be connected.
Preferably, it is provided with clump weight in the dust-collecting box.
Preferably, the top of the blackboard body is symmetrical arranged there are two camera, two cameras respectively with institute
The input terminal for stating controller is connected, the central axial direction of blackboard body described in the camera shooting equal face in end of two cameras.
Preferably, there are two the display screens, two display screens are connected with the output end of the controller.
Preferably, the top of the blackboard body is provided with propaganda board, is provided on the propaganda board and the controller
Output end be connected electronics publicity screen.
Compared with prior art, the beneficial effects of the invention are as follows：The blackboard eraser of the present invention is got rid of when being wiped to blackboard
The movement locus of routine wiping method has been abandoned, and has used the similar movement locus for imitating shield glass rain brush, it can be quick
Blackboard is wiped, meanwhile, magnet and electromagnet are provided in blackboard eraser, blackboard eraser is enable closely to be connect with blackboard body
It touches, to reach best wiping effect, at the end of every class hall, blackboard body can also be carried out by water pump and washing pump
Wiping, wiping effect are good.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the schematic diagram of left and right turnover door in the on-state in the present invention；
Fig. 3 is the vertical view of the present invention；
Fig. 4 is the structural schematic diagram of fixed seat in the present invention；
Fig. 5 is the structural schematic diagram of sliding machine in the present invention；
Fig. 6 is the structural schematic diagram of driving mechanism in the present invention；
Fig. 7 is the structural schematic diagram of blackboard eraser in the present invention；
It is marked in figure：1, blackboard body, 2, blackboard eraser, 201, shell, 202, through-hole II, 203, inlet opening, 204, detergent hole,
205, demarcation strip, 206, vacuum chamber, 207, dust-collecting cavity, 208, magnet, 209, wind turbine, 210, dust-filtering plate, 211, armature, 212, spray
Head, 213, wiper, 214, electromagnet, 215, water pipe, 216, sluicing pipe, 217, adjustment axis, 218, adjusting knob, 219, reset bullet
Spring, 220, dust-collecting box, 221, clump weight, 3, fixed seat, 4, shaft, 5, shaft, 6, left turnover door, 7, right turnover door, 8, display
Screen, 9, touch screen, 10, sliding rail, 11, leading screw, 12, sliding machine, 1201, upper slide, 1202, fixed plate, 1203, lower skateboard,
13, servo motor, 14, controller, 15, through-hole I, 16, sliding slot, 17, mounting bracket, 1701, water pump, 1702, washing pump, 1703,
Water tank, 1704, detergent add box, 18, driving motor, 19, driving wheel, 20, driven wheel I, 21, driven wheel II, 22, driven wheel
III, 23, driven wheel IV, 24, driven shaft I, 25, driven shaft II, 26, driven shaft III, 27, telescopic rod I, 28, telescopic rod II, 29,
Camera, 30, propaganda board, 31, electronics publicity screen, 32, driven wheel V.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached in the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments, based on the embodiments of the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, a kind of electronic blackboard with automatic erasing function, including blackboard body 1 and blackboard eraser 2,
The arranged on left and right sides of the blackboard body 1 is separately provided for the fixed seat 3 for being fixed on the wall blackboard body 1, such as Fig. 4
Shown, the longitudinal section of the fixed seat 3 is in integrally isosceles trapezoid, and the bottom edge of the fixed seat 3 is fixed on the wall, the fixation
The top margin of seat 3 is fixedly connected with the blackboard body 1, and shaft 4, the both ends difference of the shaft 4 are equipped in the fixed seat 3
It is rotatablely connected by a bearing 5 and the fixed seat 3, wherein be located in the fixed seat 3 in 1 left side of the blackboard body
The both ends of the shaft 5 worn are hinged with left turnover door 6, worn in the fixed seat 3 on 1 right side of the blackboard body
Shaft 5 both ends and right turnover door 7 it is hinged, display screen 8 is provided on the left turnover door 6, is arranged on the right turnover door 7
There are touch screen 9, the upper and lower both sides of the blackboard body 1 to be respectively arranged with sliding rail 10, is located at the institute of 1 downside of the blackboard body
It states and is provided with leading screw 11 in sliding rail 10, the sliding that can be slided on two sliding rails 10 is installed small on two sliding rails 10
Vehicle 12, as shown in figure 5, the sliding machine 12 include upper slide 1201, the fixed plate 1202 hinged with one end of upper slide and
Hinged lower skateboard 1203, the top of the upper slide 1201 and the lower skateboard with the one end of fixed plate far from the upper slide
1203 bottom end is both provided with bottom end and the institute of the movable pulley 1204 and the lower skateboard 1203 that can be slided in the sliding rail 10
It states leading screw 11 to be connected, the leading screw 11 is connected by shaft coupling with servo motor 13, the servo motor 13 and the display screen 8
It is connected with the output end of controller 14, the input terminal of the controller 14 is connected with the touch screen 9, the fixed plate 1202
The side of the blackboard body 1 is being provided with the driving mechanism for driving blackboard eraser 2 to wipe blackboard body 1,
The driving mechanism is connected by telescopic rod with blackboard eraser 2；
The bottom of the blackboard body 1 is provided with sliding slot 16, and the bottom end of the sliding slot 16 offers through-hole I 15, the sliding slot 16
The mounting bracket 17 that can be slided in the sliding slot 16 is inside installed, water pump 1701 and washing pump are installed on the mounting bracket 17
1702, the entrance of the water pump 1701 and the washing pump 1702 passes through connecting pipe respectively to be added with water tank 1703 and detergent
Box 1704 is connected, and the connecting pipe being connected with the entrance of the water pump 1701 and the washing pump 1702 is from the through-hole I 1601
It inside passes through, the outlet of the water pump 1701 and the washing pump 1702 is connected by connecting pipe with the blackboard eraser 2 respectively.
This programme is advanced optimized, the telescopic rod includes telescopic rod I 27 and telescopic rod II 28；As shown in fig. 6, the drive
Motivation structure includes the driving motor 18 being mounted in the fixed plate 1202, black described in the output shaft face of the driving motor 18
Be arranged with driving wheel 19 on the output shaft of plate ontology 1 and the driving motor 18, the driving wheel 19 be located at the driving wheel
Driven wheel I 20 right over 19 is meshed, and driven shaft I 24, driven shaft are equipped with along central axial direction in the driven wheel I 20
Driven wheel II 21 is arranged on I 24 outer circumference surface, the driven wheel II 21 is located at the driving wheel 19 and the blackboard body 1
Between, gear, the upper and lower both sides difference of the driven wheel II 21 are provided on the only periphery of half of the driven wheel II 21
It is provided with the driven wheel III 22 to match with the driven wheel II 21, driven wheel IV 23, driven wheel II 21 is during rotation
Successively be meshed with the driven wheel III 22 and the driven wheel IV 23, the underface of the driven wheel IV 23 be provided with it is described
The inside of the driven wheel V 32 that driven wheel IV 23 is meshed, the driven wheel III 22 and the driven wheel V 32 is along central axis side
To driven shaft II 25 and driven shaft III 26 is equipped with respectively, telescopic rod I 27 is arranged on the outer circumference surface of the driven shaft II 25,
Telescopic rod II 28, both the telescopic rod I 27 and the telescopic rod II 28 are arranged on the outer circumference surface of the driven shaft III 26
Telescopic end be hinged on jointly on the blackboard eraser 2.
This programme is advanced optimized, as shown in fig. 7, the blackboard eraser 2 includes shell 201, the shell 201 is close to institute
The one end for stating blackboard body 1 offers through-hole II 202, the shell 201 one end far from the blackboard body 1 offer into
Water hole 203 and detergent hole 204, the connecting pipe being connected with the outlet of the water pump 1701 are connected with the inlet opening 203
Logical, the connecting pipe being connected with the outlet of the washing pump 1702 is connected with the detergent hole 204；
Horizontally disposed in the shell 201 to have a demarcation strip 205, the demarcation strip 205 is by the sky inside the shell 201
Chamber is divided into vacuum chamber 206 and dust-collecting cavity 207, is provided in the vacuum chamber 206 opposite polarity with the blackboard body 1
The both sides of magnet 208, the magnet 208 are respectively arranged with wind turbine 209, and the magnet 208 is close to the one of the through-hole II 202
Side is provided with dust-filtering plate 210, and the outside of the dust filtration plate 210 is provided with armature 211 and nozzle 212, the dust filtration plate 210 and institute
The outside for stating nozzle 212 is provided with wiper 213, and the shell 201 is being provided with electromagnet positioned at the side of the through-hole II 202
214, the armature 211 and the electromagnet 214 are correspondingly arranged and are provided between the armature 211 and the electromagnet 214
Resetting spring 219, the wind turbine 209 are connected with the output end of the controller 14 with the electromagnet 214, the nozzle
212 are respectively arranged with the water pipe 215 and sluicing pipe being connected with the nozzle 212 in the both sides of column type and the nozzle 212
216, the water pipe 215 and the sluicing pipe 216 are connected with the inlet opening 203 and the detergent hole 204 respectively.
This programme is advanced optimized, an adjustment axis 217, the bottom end peace of the adjustment axis 217 are equipped in the magnet 208
Mounted in the bottom of the shell 201, the top of the adjustment axis 217 is pierced by rear adjusted with one from the top of the shell 201 and revolves
Button 218 is connected, and the right opposite between the magnet 208 and the blackboard body 1 can be adjusted by twisting adjusting knob 218
Product, so as to adjust adsorption capacity of the blackboard eraser 2 to the blackboard body 1.
This programme is advanced optimized, dust-collecting box 220 is removably provided on the outer wall of the wherein side of the blackboard eraser 2,
The dust-collecting box 220 is connected with the dust-collecting cavity 207.
This programme is advanced optimized, clump weight 221 is provided in the dust-collecting box 220, the presence of clump weight so that this is black
When in use, the side for being provided with dust-collecting box 220 is in opposite lower section to blackboard eraser ontology always, reaches best dust accumulation effect.
This programme is advanced optimized, as shown in figure 3, the top of the blackboard body 1 is symmetrical arranged there are two camera 29,
Two cameras 29 are connected with the input terminal of the controller 14 respectively, the equal face in camera shooting end of two cameras 29
The central axial direction of the blackboard body 1, there are two the display screens 8, two display screens 8 with the controller 14
Output end be connected, herein, when teacher writes writing on the blackboard, two cameras blackboard body can be carried out videorama and in real time on
It reaches in two display screens, it is therefore prevented that the teacher's covering of body to blackboard body when writing writing on the blackboard.
This programme is advanced optimized, the top of the blackboard body 1 is provided with propaganda board 30, is arranged on the propaganda board 30
There is the electronics publicity screen 31 that the output end with the controller 14 is connected, some pursuing a goal with determination property can be uploaded on electronics publicity screen
Language, such as：" studying well and making progress every day ", and it is red that a width five-pointed star can be loaded between " studying hard " and " making progress every day "
Flag, highly to restore the arrangement in existing classroom.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (9)
1. a kind of electronic blackboard with automatic erasing function, including blackboard body and blackboard eraser, it is characterised in that：The blackboard
The arranged on left and right sides of ontology is separately provided for the fixed seat for being fixed on the wall blackboard body, and the vertical of the fixed seat cuts
Face is in integrally isosceles trapezoid, and the bottom edge of the fixed seat is fixed on the wall, the top margin of the fixed seat and the blackboard body
It is fixedly connected, shaft is equipped in the fixed seat, the both ends of the shaft are turned by a bearing and the fixed seat respectively
Dynamic connection, wherein the both ends of the shaft worn in the fixed seat on the left of the blackboard body and left overturning door hinge
It connects, the both ends of the shaft worn in the fixed seat on the right side of the blackboard body and right turnover door are hinged, the left side
It is provided with display screen on turnover door, touch screen is provided on the right turnover door, the upper and lower both sides of the blackboard body are set respectively
It is equipped with sliding rail, leading screw is provided in the sliding rail on the downside of the blackboard body, being equipped on two sliding rails can be
The sliding machine slided on two sliding rails, the sliding machine include upper slide, the fixation hinged with one end of upper slide
Plate and the lower skateboard hinged with the one end of fixed plate far from the upper slide, the bottom on the top of the upper slide and the lower skateboard
End is both provided with the movable pulley that can be slided in the sliding rail and the bottom end of the lower skateboard is connected with the leading screw, the leading screw
It is connected with servo motor by shaft coupling, the servo motor and the display screen are connected with the output end of controller, described
The input terminal of controller is connected with the touch screen, and the fixed plate is provided in the side close to the blackboard body for driving
The driving mechanism that dynamic blackboard eraser wipes blackboard body, the driving mechanism are connected by telescopic rod with blackboard eraser；
The bottom of the blackboard body is provided with sliding slot, and the bottom end of the sliding slot offers through-hole I, and being equipped in the sliding slot can
The mounting bracket slided in the sliding slot is equipped with water pump and washing pump, the water pump and the washing pump on the mounting bracket
Entrance box added by connecting pipe and water tank and detergent be respectively connected, the entrance phase with the water pump and the washing pump
Connecting pipe even is passed through out of the through-hole I, and the outlet of the water pump and the washing pump passes through connecting pipe and institute respectively
Blackboard eraser is stated to be connected.
2. a kind of electronic blackboard with automatic erasing function according to claim 1, it is characterised in that：The telescopic rod
Including telescopic rod I and telescopic rod II；The driving mechanism includes the driving motor being mounted in the fixed plate, the driving electricity
It is arranged with driving wheel, the driving wheel and position in blackboard body and the output shaft of the driving motor described in the output shaft face of machine
Driven wheel I right over the driving wheel is meshed, and driven shaft I is equipped with along central axial direction in the driven wheel I, from
Driven wheel II is arranged on the outer circumference surface of moving axis I, the driven wheel II between the driving wheel and the blackboard body,
The driven wheel II only has is provided with gear on the periphery of half, the upper and lower both sides of the driven wheel II be respectively arranged with
Driven wheel III that the driven wheel II matches, driven wheel IV, driven wheel II during rotation successively and the driven wheel
III and the driven wheel IV be meshed, the underface of the driven wheel IV is provided with the driven wheel being meshed with the driven wheel IV
V, the inside of the driven wheel III and the driven wheel V is equipped with driven shaft II and driven shaft along central axial direction respectively
III, telescopic rod I is arranged on the outer circumference surface of the driven shaft II, and telescopic rod is arranged on the outer circumference surface of the driven shaft III
II, the telescopic end of II the two of the telescopic rod I and the telescopic rod is hinged on jointly on the blackboard eraser.
3. a kind of electronic blackboard with automatic erasing function according to claim 1, it is characterised in that：The blackboard eraser
Including shell, the shell is offering through-hole II close to one end of the blackboard body, and the shell is far from the blackboard
One end of ontology offers inlet opening and detergent hole, the connecting pipe being connected with the outlet of the water pump and the inlet opening
It is connected, the connecting pipe being connected with the outlet of the washing pump is connected with the detergent hole；
It is horizontally disposed in the shell to have demarcation strip, the demarcation strip that the cavity of the enclosure interior is divided into dust suction
Chamber and dust-collecting cavity are provided with the opposite polarity magnet with the blackboard body, the both sides point of the magnet in the vacuum chamber
It is not provided with wind turbine, the magnet is being provided with dust-filtering plate, the outside setting of the dust filtration plate close to the side of the through-hole II
There are armature and nozzle, wiper is provided on the outside of the dust filtration plate and the nozzle, the shell is positioned at the through-hole II
Side is provided with electromagnet, and the armature and the electromagnet are correspondingly arranged and are provided between the armature and the electromagnet
Resetting spring, the wind turbine are connected with the output end of the controller with the electromagnet, and the nozzle is in column type and described
The both sides of nozzle are respectively arranged with the water pipe and sluicing pipe being connected with the nozzle, the water pipe and the sluicing pipe respectively with
The inlet opening is connected with the detergent hole.
4. a kind of electronic blackboard with automatic erasing function according to claim 3, it is characterised in that：In the magnet
It is equipped with an adjustment axis, the bottom end of the adjustment axis is mounted on the bottom of the shell, and the top of the adjustment axis is from the shell
It is connected with an adjusting knob after being pierced by the top of body, the magnet and the blackboard body can be adjusted by twisting adjusting knob
Between facing area, so as to adjust adsorption capacity of the blackboard eraser to the blackboard body.
5. a kind of electronic blackboard with automatic erasing function according to claim 3, it is characterised in that：The blackboard eraser
Dust-collecting box is wherein removably provided on the outer wall of side, the dust-collecting box is connected with the dust-collecting cavity.
6. a kind of electronic blackboard with automatic erasing function according to claim 5, it is characterised in that：The dust-collecting box
Inside it is provided with clump weight.
7. a kind of electronic blackboard with automatic erasing function according to claim 1, it is characterised in that：The blackboard sheet
The top of body is symmetrical arranged there are two camera, and two cameras are connected with the input terminal of the controller respectively, two
The central axial direction of blackboard body described in the camera shooting equal face in end of the camera.
8. a kind of electronic blackboard with automatic erasing function according to claim 1, it is characterised in that：The display screen
There are two, two display screens are connected with the output end of the controller.
9. a kind of electronic blackboard with automatic erasing function according to claim 1, it is characterised in that：The blackboard sheet
The top of body is provided with propaganda board, and the electronics publicity being connected with the output end of the controller is provided on the propaganda board
Screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067282.5A CN108407501A (en) | 2018-01-24 | 2018-01-24 | A kind of electronic blackboard with automatic erasing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067282.5A CN108407501A (en) | 2018-01-24 | 2018-01-24 | A kind of electronic blackboard with automatic erasing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108407501A true CN108407501A (en) | 2018-08-17 |
Family
ID=63126353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810067282.5A Pending CN108407501A (en) | 2018-01-24 | 2018-01-24 | A kind of electronic blackboard with automatic erasing function |
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| Country | Link |
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| CN (1) | CN108407501A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113978162A (en) * | 2021-11-18 | 2022-01-28 | 广州林电智能科技有限公司 | Assembled intelligent blackboard |
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Application publication date: 20180817 |