CN105172432B - Electric integrated dry wiping writing board - Google Patents

Electric integrated dry wiping writing board Download PDF

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Publication number
CN105172432B
CN105172432B CN201510675026.0A CN201510675026A CN105172432B CN 105172432 B CN105172432 B CN 105172432B CN 201510675026 A CN201510675026 A CN 201510675026A CN 105172432 B CN105172432 B CN 105172432B
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electric
eraser
clipboard
blackboard eraser
flute profile
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CN201510675026.0A
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CN105172432A (en
Inventor
何玉良
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SHIJIAZHUANG KEDA STATIONERY CO Ltd
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SHIJIAZHUANG KEDA STATIONERY CO Ltd
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Abstract

The invention discloses an electric integrated dry wiping writing board, and relates to the technical field of writing boards. The electric integrated dry wiping writing board comprises a writing board, an electric board eraser as wide as the writing board, and a slide device for enabling the electric board eraser to horizontally move, wherein the slide device comprises an electric translation mechanism; the electric translation mechanism is a synchronous belt electric slide table, and comprises an upper slide rail and a lower slide rail separately arranged on upper and lower frames of the writing board; a upper slide table and a lower slide table are respectively in slide fit with the upper slide rail and the lower slide rail; the two ends of the electric board eraser are fixedly connected with the upper slide table and the lower slide table; the electric board eraser comprises a driving motor; the driving motor drives an integrated rotating roller type board eraser; the synchronous belt electric slide table is started; the electric board eraser can horizontally move in the length direction of the writing board; and meanwhile, the rotating roller type board eraser rotates to erase chalk marks on the surface of the writing board. The electric integrated dry wiping writing board can realize automatic wiping of the whole board surface, is fast in wiping, saves both time and labor, reduces the dust rise, is high in office automation degree, and is high in teaching efficiency.

Description

Electronic monoblock type dry erasing writing board
Technical field
The present invention relates to clipboard technical field, specifically a kind of electronic monoblock type dry erasing writing board.
Background technology
In the market the mode that common little blackboard eraser is directly wiped is used to the wiping major part of protecting teaching writing board, it is right When the whole plate face of large area is wiped, wiping amount wipes that efficiency is low than larger, while the chalk dust from flying produced in wiping process Seriously, detrimental effect is come to the health care belt of teacher and front-seat student.
The content of the invention
The technical problem to be solved is to provide a kind of electronic monoblock type dry erasing writing board, adopts and clipboard plate Face is with wide electric eraser, it is possible to achieve the overall automatic erasing to whole plate face, wipes soon, time saving and energy saving, substantially reduces powder Dirt flies upward, and improves the degree of office automation, improves efficiency of teaching.
To solve above-mentioned technical problem, the technical solution used in the present invention is:A kind of electronic monoblock type dry erasing writing board, Carriage including the clipboard electric eraser equal with clipboard width and for moving left and right electric eraser, slides Device includes electric cross sliding mechanism, and electric cross sliding mechanism is the electronic slide unit of Timing Belt, including being divided into the upper of clipboard upper and lower frames Slide rail and glidepath, upper slide unit and lower slide unit are slidably matched respectively with upper slide rail and glidepath, the two ends of electric eraser respectively with Upper slide unit and lower slide unit are fixedly linked;Electric eraser includes motor, and motor drives an entirety by transmission mechanism The rotary roller blackboard eraser of formula;Start the electronic slide unit of Timing Belt, electric eraser can be moved left and right along clipboard length direction, while starting Motor, the rotation of rotary roller blackboard eraser, the chalk trace in erasing writing plate plate face.
Further technical scheme, described clipboard is the formula bilayer clipboard that forward laps that energy left and right push-and-pull launches, For plug-type or fixed, upper strata clipboard is plug-type to bottom clipboard, and upper slide rail and glidepath are fixed on bottom clipboard The length of corresponding side, upper slide rail and glidepath and the equal length of bottom clipboard;Carriage is also electronic including making The movable electronic vertical shift mechanism of blackboard eraser, electronic vertical shift mechanism is the electronic slide unit of ball-screw, including respectively with upper slide unit and The slideway and clipboard of longitudinal upper saddle and longitudinal lower slider that lower slide unit is fixedly linked, longitudinal upper saddle and longitudinal lower slider Plate face is perpendicular, and longitudinal top shoe is slidably matched with longitudinal upper saddle, and longitudinal sliding block is slidably matched with longitudinal lower slider, electronic The two ends of blackboard eraser are fixed between longitudinal top shoe and longitudinal sliding block, start the electronic slide unit of ball-screw, can be relative to writing Plate is moved forward and backward.
Further technical scheme, the electric eraser is monolithic construction, and rotary roller blackboard eraser includes flute profile blackboard eraser framework The brush roll being laid in flute profile blackboard eraser framework parallel with two, motor is arranged on the upper end of flute profile blackboard eraser framework, transmission Mechanism is placed in flute profile blackboard eraser framework, and transmission mechanism includes that one drives the drive gear and two that are connected with motor and drives The driven gear of moving gear engagement, brush roll roll shaft upper end is connected with driven gear, the lower end of brush roll roll shaft be fixed on groove Shape blackboard eraser framework inner bearing is rotatedly connected, and the length of brush roll bristle part is equal with the width of clipboard, the bristle of brush roll The groove edge of flute profile blackboard eraser framework is higher by, the upper and lower ends of flute profile blackboard eraser framework are separately fixed at longitudinal top shoe with longitudinal sliding block On.
Further technical scheme, the outer edge along the cell wall length direction of flute profile blackboard eraser framework two is respectively equipped with dust Blocking hair brush.
Further technical scheme, is provided with hairbrush dust and shakes off baffle plate in the centre of two brush rolls, and hairbrush dust shakes off gear Plate is parallel with the bottom land of flute profile blackboard eraser framework, and is fixed on the bottom land of flute profile blackboard eraser framework by floor, and hairbrush dust shakes off gear The length of plate and the equal length of brush roll bristle part, hairbrush dust shakes off the two ends of barrier width and extend into both sides brush roll Bristle in.
Further technical scheme, the lower end of flute profile blackboard eraser framework is provided with dust box towards the side of clipboard.
Further technical scheme, the lower end of flute profile blackboard eraser framework is provided with the little blackboard eraser of little blackboard eraser towards the side in classroom Box and chalk holder.
Connected by right angle between further technical scheme, described electric eraser and longitudinal top shoe and longitudinal sliding block Fishplate bar connects, and one end and the outside of flute profile blackboard eraser framework of right-angle connecting plate are fixed, and other end bending is fixed with longitudinal sliding block It is connected.
It is using the beneficial effect produced by above-mentioned technical proposal:
1st, in the present invention, the electric eraser equal with clipboard width is in the electronic slide unit of Timing Belt and ball-screw electric sliding Along clipboard or so and movable in the presence of platform, disposably the whole plate face wiped clean of clipboard, substantially increase Efficiency is wiped, the degree of office automation is improve, efficiency of teaching is improved, the labour intensity of teachers and students' blackboard wiping is reduced.
2nd, electric eraser drives brush roll rotation under the drive of motor, and plate face is wiped automatically;
3rd, the dust box of electric eraser lower end has done effective storage to the dust produced in wiping process, reduces wiping During the dust that flies in air, it is to avoid impact of the dust to teachers and students' health.
4th, blackboard eraser is realized moving forward and backward in the presence of the electronic slide unit of ball-screw, and double-deck push-and-pull clipboard can be carried out Whole plate face wipes.
5th, when the vestige write in plate face is less, when being unworthy employing overall long blackboard eraser, can be wiped with little blackboard eraser, Beneficial to the mode that unrestricted choice as the case may be is wiped, using versatile and flexible, time saving and energy saving purpose is also complied with.
The present invention can realize the overall automatic erasing to whole plate face, wipe soon, time saving and energy saving, substantially reduce dust and fly Raise, improve the degree of office automation, improve teaching effect.
Description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the partial schematic diagram in Fig. 1 at A;
Fig. 3 is the side view of Fig. 2;
Fig. 4 is the structural representation of electric eraser sliding mode in Fig. 1;
Fig. 5 is the structural representation outside integral electric eraser board eraser;
Fig. 6 is the C-C sectional views of Fig. 5;
Fig. 7 is the B-B sectional views of Fig. 5;
Fig. 8 is the structural representation inside electric dry eraser board eraser;
Fig. 9 is the dimensional structure diagram in one orientation of electric dry eraser board eraser;
Figure 10 is the gear-driven structural representation of electric dry eraser board eraser;
In figure:1st, upper slide unit;2nd, upper slide rail;3rd, clipboard;4th, electric eraser;5th, glidepath;6th, longitudinal sliding block;7th, under Slide unit;8th, longitudinal lower slider;9th, right-angle connecting plate;10th, motor;11st, drive gear;12nd, brush roll;13rd, hairbrush dust Shake off baffle plate;14th, floor;15th, flute profile blackboard eraser framework;16th, dust blocking hair brush;17th, driven gear;18th, bristle;19th, dust Box;20th, bearing;21st, chalk holder;22nd, little board wiper box.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is further detailed explanation.
Embodiment one
Referring to shown in Fig. 1 to Figure 10, the present invention is including the electric eraser 4 equal with the width of clipboard 3 of clipboard 3 and uses In the carriage for moving left and right electric eraser 4, carriage includes electric cross sliding mechanism, and electric cross sliding mechanism is Timing Belt Electronic slide unit, including the upper slide rail 2 and glidepath 5 that are divided into the upper and lower frames of clipboard 3, upper slide unit 1 and lower slide unit 7 respectively with upper cunning Rail 2 and glidepath 5 are slidably matched, and the two ends of electric eraser 4 are fixedly linked respectively with upper slide unit 1 and lower slide unit 7;Electric eraser 4 Including motor 10, motor 10 drives an all-in-one-piece rotary roller blackboard eraser by transmission mechanism;Start synchronous powered Dynamic slide unit, electric eraser 4 can be moved left and right along clipboard length direction, while start motor 10, the rotation of rotary roller blackboard eraser, Chalk trace in the plate face of erasing writing plate 3.The length of slide rail 2 and the equal length of clipboard are wherein gone up, is started synchronous powered Dynamic slide unit, electric eraser can move to the other end along one end of clipboard 3, and when plate face writes full again, blackboard eraser can be directly from this End moves to corresponding one end, and disposably plate face wiped clean, it is wiped soon, and high degree of automation is time saving and energy saving, dust It is difficult to fly upward.
It is presented herein below and electric eraser structure is further described, referring to Fig. 2 to Figure 10, the electric eraser 4 is monoblock type Structure, rotary roller blackboard eraser includes the brush roll 12 being laid in flute profile blackboard eraser framework 15 parallel with two of flute profile blackboard eraser framework 15, Motor is arranged on the upper end of flute profile blackboard eraser framework 15, and transmission mechanism is placed in flute profile blackboard eraser framework 15, and transmission mechanism includes One drives connected drive gear 11 and two driven gears 17 engaged with drive gear 11, brush roll with motor 10 12 roll shaft upper ends are connected with driven gear 17, the lower end of the roll shaft of brush roll 12 be fixed on 20 turns of 15 inner bearing of flute profile blackboard eraser framework Dynamic to be connected, the length of the bristle part of brush roll 12 is equal with the width of clipboard 3, and the bristle of brush roll 12 is higher by flute profile blackboard eraser frame The groove edge of body 15, the upper and lower ends of flute profile blackboard eraser framework 15 are separately fixed on longitudinal top shoe and longitudinal sliding block 6.The entirety Formula electric eraser compact conformation, time saving and energy saving, motor drives brush roll rotation, and chalk trace is wiped.
The structure for further optimizing, the outer edge along 15 liang of cell wall length directions of the flute profile blackboard eraser framework is respectively equipped with powder Dirt blocking hair brush 16.The length of dust blocking hair brush 16 is equal with the width of clipboard plate face, sets up separately in flute profile blackboard eraser framework 15 Both sides, the bristle of dust blocking hair brush 16 is higher by the height of the bristle in brush roll, when electric eraser is moved integrally, dust Blocking hair brush 16 is fully contacted with the plate face of clipboard, is formed with flute profile blackboard eraser framework 15 and compares closed framework, and brush roll exists In the framework, the dust that brush roll brush falls can not fly out through dust blocking hair brush 16, therefore, dust blocking hair brush 16 can hinder Dust under gear brush roll brush flies upward away from flute profile blackboard eraser framework 15, substantially reduces the adverse effect of dust.
Meanwhile, it is provided with hairbrush dust in the centre of two brush rolls 12 and shakes off baffle plate 13, hairbrush dust shakes off baffle plate 13 and groove The bottom land of shape blackboard eraser framework 15 is parallel, and is fixed on the bottom land of flute profile blackboard eraser framework 15 by floor 14, and hairbrush dust shakes off gear The length of plate 13 and the equal length of the bristle part of brush roll 12, hairbrush dust shakes off the two ends of the width of baffle plate 13 and extend into both sides In the bristle 18 of brush roll 12.With the rotation of brush roll, the dust energy quilt on the bristle that hairbrush dust shakes off baffle plate 13 Shake off, and can fall in flute profile blackboard eraser framework 15, and fall in the lower end of flute profile blackboard eraser framework 15 setting dust box 19, it is right Dust is received, and also largely avoided flying upward for dust, reduces the harm of dust.
The lower end of flute profile blackboard eraser framework 15 is provided with the little board wiper box 22 and chalk holder 21 of little blackboard eraser towards the side in classroom. When the vestige write in plate face is less, is unworthy employing overall long blackboard eraser, can be wiped with little blackboard eraser, also beneficial to according to tool The mode that body situation unrestricted choice is wiped, using versatile and flexible, also complies with time saving and energy saving purpose.
Connected by right-angle connecting plate 9 between described electric eraser 4 and upper slide unit 1 and lower slide unit 7, right-angle connecting plate 9 One end fix with the outside of flute profile blackboard eraser framework 15, other end bending is fixedly linked with longitudinal sliding block 6.Wherein, using spiral shell Tether and connect, it is easy to disassemble.
Embodiment two
Referring to shown in Fig. 1 to Figure 10, the present invention is including the electric eraser 4 equal with the width of clipboard 3 of clipboard 3 and uses In the carriage for moving left and right electric eraser 4, carriage includes electric cross sliding mechanism, and electric cross sliding mechanism is Timing Belt Electronic slide unit, including the upper slide rail 2 and glidepath 5 that are divided into the upper and lower frames of clipboard 3, upper slide unit 1 and lower slide unit 7 respectively with upper cunning Rail 2 and glidepath 5 are slidably matched, and the two ends of electric eraser 4 are fixedly linked respectively with upper slide unit 1 and lower slide unit 7;Electric eraser 4 Including including motor 10, motor 10 drives an all-in-one-piece rotary roller blackboard eraser by transmission mechanism;Start synchronous With electronic slide unit, electric eraser 4 can be moved left and right along clipboard length direction, while starting motor 10, rotary roller blackboard eraser Rotation, the chalk trace in the plate face of erasing writing plate 3.The length of slide rail 2 and the equal length of clipboard are wherein gone up, is started synchronous With electronic slide unit, electric eraser can move to the other end along one end of clipboard 3, and when plate face writes full again, blackboard eraser can be direct Corresponding one end is moved to from the end, disposably plate face wiped clean, it is wiped soon, and high degree of automation is time saving and energy saving, Dust is difficult to fly upward.
Wherein, the formula bilayer clipboard that forward laps that clipboard 3 launches for energy left and right push-and-pull, bottom clipboard is plug-type Or it is fixed, upper strata clipboard is plug-type;Carriage also includes the electronic vertical shift machine that electric eraser 4 can be made movable Structure, electronic vertical shift mechanism is the electronic slide unit of ball-screw, including on the longitudinal direction being fixedly linked with upper slide unit 1 and lower slide unit 7 respectively The slideway of slide and longitudinal lower slider 8, longitudinal upper saddle and longitudinal lower slider 8 is perpendicular with the plate face of clipboard 3, vertical to slide up Block is slidably matched with longitudinal upper saddle, and longitudinal sliding block 6 is slidably matched with longitudinal lower slider 8, and the two ends of electric eraser 4 are fixed on Between longitudinal top shoe and longitudinal sliding block 6, start the electronic slide unit of ball-screw, can be movable relative to clipboard 3.Upper cunning Rail 2 and glidepath 5 are fixed on the length of the corresponding side of bottom clipboard, upper slide rail 2 and glidepath 5 and the length of bottom clipboard Degree is equal, and push-and-pull upper strata clipboard or push-and-pull bottom clipboard do not interfere with electronic vertical shift mechanism, needs wiping upper strata to write During the plate face of plate, by electronic vertical shift mechanism make electric eraser move forward and backward, then upper strata clipboard push-and-pull to bottom book Write plate overlap, you can carry out the wiping of upper strata clipboard, it is flexible and convenient to use, while also saving cost of manufacture.Certainly, for weight The length of stacked bilayer clipboard, upper slide rail 2 and glidepath 5 can also be equal to the overall length after clipboard launches, i.e., equal to entirety Clipboard housing upper ledge or the equal length of lower frame, but electronic vertical shift mechanism is needed, before and after being to the longitudinal direction of blackboard eraser Position is adjusted, and so, two-layer clipboard can be overlapped without elder generation during wiping, when bottom clipboard is wiped, starts electricity Dynamic vertical shift mechanism, electric eraser to plate face is advanced, and blackboard eraser is wiped by being close to plate face, when upper strata clipboard is wiped, plate Wiping is moved rearwards by along electronic vertical shift mechanism, and then moving to the left or to the right at the plate face of upper strata clipboard, then adjust blackboard eraser makes It is close to upper strata clipboard.
It is presented herein below and electric eraser structure is further described, referring to Fig. 2 to Figure 10, the electric eraser 4 is monoblock type Structure, rotary roller blackboard eraser includes the brush roll 12 being laid in flute profile blackboard eraser framework 15 parallel with two of flute profile blackboard eraser framework 15, Motor is arranged on the upper end of flute profile blackboard eraser framework 15, and transmission mechanism is placed in flute profile blackboard eraser framework 15, and transmission mechanism includes One drives connected drive gear 11 and two driven gears 17 engaged with drive gear 11, brush roll with motor 10 12 roll shaft upper ends are connected with driven gear 17, the lower end of the roll shaft of brush roll 12 be fixed on 20 turns of 15 inner bearing of flute profile blackboard eraser framework Dynamic to be connected, the length of the bristle part of brush roll 12 is equal with the width of clipboard 3, and the bristle of brush roll 12 is higher by flute profile blackboard eraser frame The groove edge of body 15, the upper and lower ends of flute profile blackboard eraser framework 15 are separately fixed on longitudinal top shoe and longitudinal sliding block 6.The entirety Formula electric eraser compact conformation, time saving and energy saving, motor drives brush roll rotation, and chalk trace is wiped.
The structure for further optimizing, the outer edge along 15 liang of cell wall length directions of the flute profile blackboard eraser framework is respectively equipped with powder Dirt blocking hair brush 16.The length of dust blocking hair brush 16 is equal with the width of clipboard plate face, sets up separately in flute profile blackboard eraser framework 15 Both sides, the bristle of dust blocking hair brush 16 is higher by the height of the bristle in brush roll, when electric eraser is moved integrally, dust Blocking hair brush 16 is fully contacted with the plate face of clipboard, is formed with flute profile blackboard eraser framework 15 and compares closed framework, and brush roll exists In the framework, the dust that brush roll brush falls can not fly out through dust blocking hair brush 16, therefore, dust blocking hair brush 16 can hinder Dust under gear brush roll brush flies upward away from flute profile blackboard eraser framework 15, substantially reduces the adverse effect of dust.
Meanwhile, it is provided with hairbrush dust in the centre of two brush rolls 12 and shakes off baffle plate 13, hairbrush dust shakes off baffle plate 13 and groove The bottom land of shape blackboard eraser framework 15 is parallel, and is fixed on the bottom land of flute profile blackboard eraser framework 15 by floor 14, and hairbrush dust shakes off gear The length of plate 13 and the equal length of the bristle part of brush roll 12, hairbrush dust shakes off the two ends of the width of baffle plate 13 and extend into both sides In the bristle 18 of brush roll 12.With the rotation of brush roll, the dust energy quilt on the bristle that hairbrush dust shakes off baffle plate 13 Shake off, and can fall in flute profile blackboard eraser framework 15, and fall in the lower end of flute profile blackboard eraser framework 15 setting dust box 19, it is right Dust is received, and also largely avoided flying upward for dust, reduces the harm of dust.
The lower end of flute profile blackboard eraser framework 15 is provided with the little board wiper box 22 and chalk holder 21 of little blackboard eraser towards the side in classroom. When the vestige write in plate face is less, is unworthy employing overall long blackboard eraser, can be wiped with little blackboard eraser, also beneficial to according to tool The mode that body situation unrestricted choice is wiped, using versatile and flexible, also complies with time saving and energy saving purpose.
Connected by right-angle connecting plate 9 between described electric eraser 4 and upper slide unit 1 and lower slide unit 7, right-angle connecting plate 9 One end fix with the outside of flute profile blackboard eraser framework 15, other end bending is fixedly linked with longitudinal sliding block 6.Wherein, using spiral shell Tether and connect, it is easy to disassemble.
Simultaneously for individual layer clipboard, of course for being conveniently adjusted the distance between blackboard eraser and clipboard, so as to can be instant Understand the dust on board wiper plane, it is also possible to install electronic vertical shift mechanism additional in electric cross sliding mechanism.
The course of work of the present invention:With blackboard eraser drive mechanism with the use of can realize to the whole of individual layer blackboard and Dual-layer blackboard Body is wiped, Motor drive master gear rotation in wiping process, and master gear drives the rotation of hairbrush roller driven gear, the rotation of hairbrush roller Turn to wipe blackboard surface, hairbrush dust is shaken off baffle plate and contacted with the bristle of hairbrush roller in wiping process, in making bristle Dust is shaken off, in falling into the dust box of lower section;The dust blocking hair brush in wiping process, can effectively prevent in wiping process Dust is dropped out inside blackboard eraser, so as to reduce flour dust overflow.
In the present invention, when wiping to individual layer plate face, can be without electronic vertical shift mechanism, it is only necessary to left/right movement device .
For the double-deck push-and-pull clipboard that clipboard is 4 meters, can install in 2 meters of long lower frames in 2 meters of fixed plate side and slide Rail, you can realize the wiping for fixed plate and portable plate being bottom clipboard and upper strata clipboard, portable plate need to wipe when Wait, shift the position of fixed plate onto, by electronic vertical shift mechanism, move outside blackboard eraser, portable plate plate face can be wiped.
, using nimbly and freely, high degree of automation is time saving and energy saving, substantially increases wiping efficiency for the present invention, while reducing The harm of dust from flying, improves efficiency of teaching, reduces the labour intensity of teachers and students' blackboard wiping.

Claims (7)

1. a kind of electronic monoblock type dry erasing writing board, including clipboard(3), it is characterised in that also include and clipboard(3)Width Adaptable electric eraser(4)With for making electric eraser(4)The carriage for moving left and right, carriage includes electric cross sliding Mechanism, electric cross sliding mechanism is the electronic slide unit of Timing Belt, including being divided into clipboard(3)The upper slide rail of upper and lower frames(2)And downslide Rail(5), upper slide unit(1)And lower slide unit(7)Respectively with upper slide rail(2)And glidepath(5)It is slidably matched, electric eraser(4)Two End respectively with upper slide unit(1)And lower slide unit(7)It is fixedly linked;Electric eraser(4)Including motor(10), motor(10) One all-in-one-piece rotary roller blackboard eraser is driven by transmission mechanism;Start the electronic slide unit of Timing Belt, electric eraser(4)Write on energy edge Plate length direction is moved left and right, while starting motor(10), the rotation of rotary roller blackboard eraser, erasing writing plate(3)In plate face Chalk trace;
Described clipboard(3)For the formula bilayer clipboard that forward laps that energy left and right push-and-pull launches, bottom clipboard is plug-type Or it is fixed, upper strata clipboard is plug-type, upper slide rail(2)And glidepath(5)The corresponding side of bottom clipboard is fixed on, on Slide rail(2)And glidepath(5)Length and bottom clipboard equal length;Carriage also includes that electric eraser can be made(4) Movable electronic vertical shift mechanism, electronic vertical shift mechanism be the electronic slide unit of ball-screw, including respectively with upper slide unit(1)With under Slide unit(7)The longitudinal upper saddle being fixedly linked and longitudinal lower slider(8), longitudinal upper saddle and longitudinal lower slider(8)Slideway with Clipboard(3)Plate face it is perpendicular, longitudinal top shoe is slidably matched with longitudinal upper saddle, longitudinal sliding block(6)With longitudinal downslide Seat(8)It is slidably matched, electric eraser(4)Two ends be fixed on longitudinal top shoe with longitudinal sliding block(6)Between, start ball wire The electronic slide unit of thick stick, electric eraser(4)Can be relative to clipboard(3)It is movable.
2. electronic monoblock type dry erasing writing board according to claim 1, it is characterised in that the electric eraser(4)For whole Body formula structure, rotary roller blackboard eraser includes flute profile blackboard eraser framework(15)It is parallel with two to be laid in flute profile blackboard eraser framework(15)Interior hair Brush roll(12), motor is installed in flute profile blackboard eraser framework(15)Upper end, transmission mechanism is placed in flute profile blackboard eraser framework(15)It is interior, Transmission mechanism includes one and motor(10)Drive connected drive gear(11)With two and drive gear(11)Engagement Driven gear(17), brush roll(12)Roll shaft upper end and driven gear(17)It is connected, brush roll(12)The lower end of roll shaft with it is solid It is scheduled on flute profile blackboard eraser framework(15)Inner bearing(20)It is rotatedly connected, brush roll(12)The length and clipboard of bristle part(3)'s Width is equal, brush roll(12)Bristle be higher by flute profile blackboard eraser framework(15)Groove edge, flute profile blackboard eraser framework(15)Up and down two End is separately fixed at longitudinal top shoe with longitudinal sliding block(6)On.
3. electronic monoblock type dry erasing writing board according to claim 2, it is characterised in that along the flute profile blackboard eraser framework (15)The outer edge of two cell wall length directions is respectively equipped with dust blocking hair brush(16).
4. electronic monoblock type dry erasing writing board according to claim 2, it is characterised in that in two brush rolls(12)Centre It is provided with hairbrush dust and shakes off baffle plate(13), hairbrush dust shakes off baffle plate(13)With flute profile blackboard eraser framework(15)Bottom land it is parallel, and By floor(14)It is fixed on flute profile blackboard eraser framework(15)Bottom land, hairbrush dust shakes off baffle plate(13)Length and brush roll (12)The equal length of bristle part, hairbrush dust shakes off baffle plate(13)The two ends of width extend into both sides brush roll(12)Brush Hair(18)It is interior.
5. electronic monoblock type dry erasing writing board according to claim 2, it is characterised in that flute profile blackboard eraser framework(15)Under End is towards clipboard(3)Side be provided with dust box(19).
6. electronic monoblock type dry erasing writing board according to claim 2, it is characterised in that flute profile blackboard eraser framework(15)Under End face is provided with the little board wiper box of little blackboard eraser to the side in classroom(22)And chalk holder(21).
7. electronic monoblock type dry erasing writing board according to claim 2, it is characterised in that described electric eraser(4)With Longitudinal top shoe and longitudinal sliding block(6)Between pass through right-angle connecting plate(9)Connection, right-angle connecting plate(9)One end and flute profile Blackboard eraser framework(15)Outside fix, other end bending and longitudinal sliding block(6)It is fixedly linked.
CN201510675026.0A 2015-10-19 2015-10-19 Electric integrated dry wiping writing board Active CN105172432B (en)

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