CN108215604A - A kind of dust-collecting type can Automatic erasing blackboard - Google Patents
A kind of dust-collecting type can Automatic erasing blackboard Download PDFInfo
- Publication number
- CN108215604A CN108215604A CN201810071987.4A CN201810071987A CN108215604A CN 108215604 A CN108215604 A CN 108215604A CN 201810071987 A CN201810071987 A CN 201810071987A CN 108215604 A CN108215604 A CN 108215604A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- eraser
- adjustable plate
- blackboard eraser
- fixed block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
A kind of dust-collecting type can Automatic erasing blackboard, be mainly made of supportive body, blackboard, Wiping mechanism, blackboard eraser driving mechanism and control section, control section is installed in the intrinsic setting position of support；It is characterized in that：Wiping mechanism is mainly made of blackboard eraser, Cover of backboard eraser, fixing bracket, upper compression adjustable plate, lower compression adjustable plate and blackboard eraser driving mechanism；Blackboard eraser driving mechanism is mainly made of decelerating motor, first pulley, the second belt wheel and synchronous cog belt.It is on switching, motor rotates, the output shaft rotation of motor drives first pulley rotation, first pulley rotates, drive synchronous cog belt movement, the pressing plate being fixed together, fixing bracket, upper compression adjustable plate and lower compression adjustable plate is made to pass through first straight line bearing and second straight line bearing and be slided respectively along sliding way and glide path, so as to which blackboard eraser be driven to move.Blackboard provided by the invention, it is simple in structure, easy to use, at low cost, convenient for universal.
Description
Technical field
The present invention relates to teaching tools, and in particular, to a kind of dust-collecting type can Automatic erasing blackboard.
Background technology
Blackboard is the upper most widely used tool of teaching, and at present, most of blackboard is still to use common chalk
It is write, wipes laborious and dust from flying, polluted environment and also the health of teachers and students is impacted.
Invention content
The object of the present invention is to provide a kind of dust-collecting type can Automatic erasing blackboard, the blackboard structure is simple, it is easy to use, into
This is low, convenient for universal, and dust suction and automatic erasing reduce environmental pollution, avoid teachers and students' inhalation of chalk dust unhealthful.
The technical solution adopted is that：
A kind of dust-collecting type can Automatic erasing blackboard, including supportive body, blackboard, Wiping mechanism control section composition, control section
It is installed in the intrinsic setting position of support；Wherein control section is known technology, it is characterised in that：
The upper lateral of the supportive body is provided with sliding way, the both ends of sliding way respectively by be fixed on supportive body
One supporting rack and the support of the second supporting rack.The lower, transverse of supportive body is provided with glide path, and the both ends of glide path are respectively by solid
The third supporting rack being scheduled on supportive body and the support of the 4th supporting rack.Sliding way is arranged in parallel with glide path.Sliding way is under
First straight line bearing and second straight line bearing are respectively installed on slideway.
At four angles of the rear end face of the blackboard respectively setting position be equipped with the first fixed block, the second fixed block,
Third fixed block and the 4th fixed block, blackboard are consolidated by the first fixed block, the second fixed block, third fixed block and the 4th fixed block
Surely it is connected on support ontology.
The Wiping mechanism, including blackboard eraser, Cover of backboard eraser, fixing bracket, it is upper compression adjustable plate, it is lower compression adjustable plate and
Blackboard eraser driving mechanism.The first support plate and the second support plate are vertically arranged on the upper lower face for compressing adjustable plate, first
Upper pin is laterally fixed between fagging and the second support plate.
Cover of backboard eraser be located on blackboard eraser, and the periphery of Cover of backboard eraser and the periphery of blackboard eraser connect.Cover of backboard eraser it is upper
There are upper lantern ring and lower collar in end and lower end respectively, and upper lantern ring and lower collar, which are set in, compresses adjustable plate and lower compression adjusting
On upper pin and lower bearing pin on plate.Spring and lower spring, one end of upper spring are respectively installed on upper pin and lower bearing pin
It is fixed in the second support plate, the other end of upper spring is supported on upper lantern ring；One end of lower spring is fixed on lower compress and adjusts
On second lower supporting plate of plate, the other end is supported in lower collar.By the thrust of upper spring and lower spring, make blackboard eraser with
Blackboard is in close contact always.
The support bracket fastened epipleural, lower side panel are fixedly connected respectively with upper compression adjustable plate, lower compression adjustable plate.The
The inner wall of one linear bearing and second straight line bearing respectively with the inner wall of epipleural, lower side panel is fixedly connected.
Blackboard eraser driving mechanism, including decelerating motor, first pulley, the second belt wheel and synchronous cog belt, synchronous cog belt
It is fixed together by the inner wall of pressing plate and support bracket fastened riser.First pulley is installed on the output shaft of motor, the second band
The wheel shaft both ends of wheel are separately fixed in first bearing seat and second bearing seat, and first bearing seat and second bearing seat use spiral shell respectively
Bolt is fixed on support ontology, and synchronous cog belt is connected by first pulley, the second belt wheel.In use, it is on switching, electricity
The output shaft rotation of machine drives first pulley rotation, and first pulley rotation drives synchronous cog belt movement, so as to drive the second band
Wheel rotation.
When the output shaft rotation of decelerating motor drives synchronous cog belt movement, make the pressing plate being fixed together, consolidate
Fixed rack, upper compression adjustable plate and lower compression adjustable plate by first straight line bearing and second straight line bearing respectively along sliding way and
Glide path slides, so as to which blackboard eraser be driven to move.
Preferably, blackboard eraser is mainly bonded together and is formed by flannelette napped fabric layer, thin spongy layer and porous foam layer.
Preferably, equidistant on blackboard eraser offer multiple air suction openings.Fan, blackboard eraser are provided in Cover of backboard eraser
On the side wall of cover installing with multiple stomatas dust filtering cloth, can only air pass through.Fan rotation generates pressure differential during work, powder
Dust is sucked by air suction opening in Cover of backboard eraser, and Cover of backboard eraser lower part is provided with plug-in type ash collecting box.Powder under the effect of gravity
Dirt is fallen into ash collecting box, when dust reaches it is a certain amount of when, can ash collecting box extract out outwell dust.
Preferably, it is respectively arranged with the first travel switch and second on the upper surface of the first fixed block, the second fixed block
Travel switch.When blackboard eraser is moved to left side extreme position, the first travel switch is touched, the blackboard eraser under control system effect
It moves right;When blackboard eraser is moved to right limit position, the second travel switch is touched, the blackboard eraser under control system effect
It moves, and so on moves to the left, reach good wiping effect.
Operation principle is：
The present invention drives Wiping mechanism Automatic erasing blackboard by synchronous cog belt, and blackboard eraser compresses black always under spring force
Plate is wiped repeatedly by the extreme position and automatic reverse of travel switch control wiping, ensures wiping effect, Wiping mechanism passes through
Small-sized fans automatic absorption dust under pressure differential effect, achievees the purpose that Automatic erasing blackboard and is collected simultaneously dust.
Advantages of the present invention：
A kind of dust-collecting type provided by the invention can Automatic erasing blackboard, it is simple in structure, easy to use, at low cost, convenient for universal, inhale
Dirt and automatic erasing, reduce environmental pollution, avoid teachers and students' inhalation of chalk dust unhealthful.
Description of the drawings
Fig. 1 is a kind of structure diagram of embodiment of the present invention.
Fig. 2 is the A-A schematic cross-sectional views of Fig. 1.
Fig. 3 is the B-B schematic cross-sectional views of Fig. 1.
Fig. 4 is the schematic top plan view of Fig. 1.
Fig. 5 is enlarged section schematic diagram at the I of Fig. 2.
Specific embodiment
Embodiment one
A kind of dust-collecting type can Automatic erasing blackboard, including supportive body 1, blackboard 2, Wiping mechanism 3 and control section form, control
Part is installed in the setting position in support ontology 1；Wherein control section is known technology, it is characterised in that：
The upper lateral of the supportive body 1 is provided with sliding way 9, and the both ends of sliding way 9 are respectively by being fixed on supportive body 1
The first supporting rack 8 and the second supporting rack 12 support.The lower, transverse of supportive body 1 is provided with glide path 7, and the two of glide path 7
End is supported respectively by 6 and the 4th supporting rack 16 of third supporting rack being fixed on supportive body 1.Sliding way 9 is parallel with glide path 7
Setting.First straight line bearing 26 and second straight line bearing 27 are respectively installed on sliding way 9 and glide path 7.
It is equipped with the first fixed block 10 at four angles of the rear end face of the blackboard 2 in setting position respectively, second fixes
Block 11,15 and the 4th fixed block 17 of third fixed block, blackboard 2 pass through the first fixed block 10, the second fixed block 11, third fixed block
15 and the 4th fixed block 17 be fixedly connected on support ontology 1 on.
The Wiping mechanism, including blackboard eraser 34, Cover of backboard eraser 32, fixing bracket 28, upper compression adjustable plate 29, lower compression
Adjustable plate 37 and blackboard eraser driving mechanism 4.The first support plate 41 and the are vertically arranged on the upper lower face for compressing adjustable plate 29
Two support plates 42 are laterally fixed with upper pin 30 between first support plate 41 and the second support plate 42.
Cover of backboard eraser 32 be located on blackboard eraser 34, and the periphery of Cover of backboard eraser 32 is connect with the periphery of blackboard eraser 34.Blackboard
There are upper lantern ring 43 and lower collar 44 in the top and bottom for wiping cover 32 respectively, and upper lantern ring 43 and lower collar 44 are set in compression
On adjustable plate 29 and the lower upper pin 30 and lower bearing pin 45 compressed on adjustable plate 37.It is set on upper pin 30 and lower bearing pin 45
There are upper spring 31 and lower spring 46, one end of upper spring 31 is fixed in the second support plate 42, and the other end of upper spring 31 is supported
On upper lantern ring 43；One end of lower spring 46 is fixed on lower the second lower supporting plate 47 for compressing adjustable plate 37, and the other end supports
It withstands in lower collar 44.By the thrust of upper spring 31 and lower spring 46, blackboard eraser 34 is made to be in close contact always with blackboard 2.
Epipleural 40, the lower side panel 39 of the fixing bracket 28 compress adjustable plate 29, lower compression adjustable plate 37 with upper respectively
It is fixedly connected.The inner wall of first straight line bearing 26 and second straight line bearing 27 respectively with the inner wall of epipleural 40, lower side panel 39 is consolidated
Fixed connection.
Blackboard eraser driving mechanism 4, including decelerating motor 5, first pulley 23, the second belt wheel 25 and synchronous cog belt 24, together
Step toothed belt 24 is fixed together by pressing plate 36 and the inner wall of the riser 38 of fixing bracket 28.First pulley 23 is installed in motor
On 5 output shaft 18,21 both ends of wheel shaft of the second belt wheel 25 are separately fixed in first bearing seat 13 and second bearing seat 14, the
One bearing block 13 and second bearing seat 14 are respectively bolted on support ontology 1, and synchronous cog belt 24 passes through first pulley
23rd, the second belt wheel 25 connects.In use, being on switching, the rotation of output shaft 18 of motor 5 drives first pulley 23 to rotate,
First pulley 23 rotates, and synchronous cog belt 24 is driven to move, so as to which the second belt wheel 25 be driven to rotate.
When the output shaft rotation of decelerating motor 5 drives synchronous cog belt 24 to move, make the pressing plate being fixed together
36th, fixing bracket 28, upper compression adjustable plate 29 and lower compression adjustable plate 37 pass through first straight line bearing 26 and second straight line bearing
27 slide respectively along sliding way 9 and glide path 7, so as to which blackboard eraser 34 be driven to move.
Blackboard eraser 34 is mainly bonded together and is formed by flannelette napped fabric layer 48, thin spongy layer 49 and porous foam layer 50.
It is equidistant on blackboard eraser 34 to offer multiple air suction openings 51.Fan 33, blackboard eraser are provided in Cover of backboard eraser 32
Cover 32 side wall on installing with multiple ventholes dust filtering cloth 52, can only air pass through.The rotation of fan 33 generates pressure during work
Force difference sucks chalk dust in Cover of backboard eraser 32 by air suction opening 51, and 32 lower part of Cover of backboard eraser is provided with plug-in type ash collecting box
35.Dust is fallen into ash collecting box 35 under the effect of gravity, when dust reaches it is a certain amount of when, can ash collecting box 35 extract out outwell ash
Dirt.
First fixed block 10, the second fixed block 11 upper surface on be respectively arranged with the first travel switch 19 and the second stroke
Switch 20.When blackboard eraser 34 is moved to left side extreme position, the first travel switch 19 is touched, the blackboard under control system effect
34 are wiped to move right;When blackboard eraser 34 is moved to right limit position, the second travel switch 20 is touched, is acted in control system
Lower blackboard eraser 34 moves to the left, and so on moves, and reaches good wiping effect.
Claims (4)
1. a kind of dust-collecting type can Automatic erasing blackboard, including supportive body（1）, blackboard（2）, Wiping mechanism（3）And control section
Composition, control section is installed in support ontology（1）Interior setting position；Wherein control section is known technology, it is characterised in that：
The supportive body（1）Upper lateral be provided with sliding way（9）, sliding way（9）Both ends respectively by be fixed on support
Main body（1）On the first supporting rack（8）With the second supporting rack（12）Support；Supportive body（1）Lower, transverse be provided with downslide
Road（7）, glide path（7）Both ends respectively by being fixed on supportive body（1）On third supporting rack（6）With the 4th supporting rack（16）
Support；Sliding way（9）With glide path（7）It is arranged in parallel；Sliding way（9）And glide path（7）On be respectively installed with first straight line axis
It holds（26）With second straight line bearing（27）；
The blackboard（2）Rear end face four angles at respectively setting position be equipped with the first fixed block（10）, second fixes
Block（11）, third fixed block（15）With the 4th fixed block（17）, blackboard（2）Pass through the first fixed block（10）, the second fixed block
（11）, third fixed block（15）With the 4th fixed block（17）It is fixedly connected on support ontology（1）On；
The Wiping mechanism, including blackboard eraser（34）Cover of backboard eraser（32）, fixing bracket（28）, upper compression adjustable plate（29）, under
Compress adjustable plate（37）With blackboard eraser driving mechanism（4）；Upper compression adjustable plate（29）Lower face on be vertically arranged with first
Fagging（41）With the second support plate（42）, the first support plate（41）With the second support plate（42）Between be laterally fixed with upper pin
（30）；
Cover of backboard eraser（32）It is located in blackboard eraser（34）On, Cover of backboard eraser（32）Periphery and blackboard eraser（34）Periphery connection；
Cover of backboard eraser（32）Top and bottom have upper lantern ring respectively（43）And lower collar（44）, upper lantern ring（43）And lower collar（44）Point
It is not sleeved on compression adjustable plate（29）With lower compression adjustable plate（37）On upper pin (30) and lower bearing pin（45）On；Upper pin
（30）And lower bearing pin（45）On be respectively installed with spring（31）With lower spring（46）, upper spring（31）One end be fixed on second
Support plate（42）On, upper spring（31）The other end support in upper lantern ring（43）On；Lower spring（46）One end be fixed on pushing
Tight adjustable plate（37）The second lower supporting plate（47）On, the other end is supported in lower collar（44）On；Pass through upper spring（31）With
Lower spring（46）Thrust, make blackboard eraser（34）With blackboard（2）Always it is in close contact；
The fixing bracket（28）Epipleural（40）, lower side panel（39）Respectively with upper compression adjustable plate（29）, it is lower compress adjust
Plate（37）It is fixedly connected；First straight line bearing（26）With second straight line bearing（27）Respectively with epipleural（40）Inner wall, downside
Plate（39）Inner wall be fixedly connected；
Blackboard eraser driving mechanism（4）, including decelerating motor（5）, first pulley（23）, the second belt wheel（25）And synchronous cog belt
（24）, synchronous cog belt（24）Pass through pressing plate（36）With fixing bracket（28）Riser（38）Inner wall be fixed together；First
Belt wheel（23）It is installed in motor（5）Output shaft（18）On, the second belt wheel（25）Wheel shaft（21）Both ends are separately fixed at first
Bearing block（13）And second bearing seat（14）On, first bearing seat（13）And second bearing seat（14）It is respectively bolted to branch
Support ontology（1）On, synchronous cog belt（24）Pass through the first belt pulley（23）, the second belt pulley（25）Connection；Motor（5）Output
Axis（18）Rotation drives the first belt pulley（23）Rotation, the first belt pulley（23）Rotation drives synchronous cog belt（24）It is mobile, from
And drive the second belt wheel（25）Rotation.
2. a kind of dust-collecting type according to claim 1 can Automatic erasing blackboard, it is characterised in that：
The blackboard eraser（34）Mainly by flannelette napped fabric layer（48）, thin spongy layer（49）With porous foam layer（50）Bond together structure
Into.
3. a kind of dust-collecting type according to claim 1 can Automatic erasing blackboard, it is characterised in that：
In blackboard eraser（34）It is equidistant to offer multiple air suction openings（51）；Cover of backboard eraser（32）Inside it is provided with fan（33）, blackboard
Wipe cover（32）Side wall on installing with multiple ventholes dust filtering cloth（52）, can only air pass through；Cover of backboard eraser（32）Lower part
It is provided with plug-in type ash collecting box（35）.
4. a kind of dust-collecting type according to claim 1 can Automatic erasing blackboard, it is characterised in that：
First fixed block（10）, the second fixed block（11）Upper surface on be respectively arranged with the first travel switch（19）With the second row
Cheng Kaiguan（20）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810071987.4A CN108215604A (en) | 2018-01-25 | 2018-01-25 | A kind of dust-collecting type can Automatic erasing blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810071987.4A CN108215604A (en) | 2018-01-25 | 2018-01-25 | A kind of dust-collecting type can Automatic erasing blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108215604A true CN108215604A (en) | 2018-06-29 |
Family
ID=62667299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810071987.4A Pending CN108215604A (en) | 2018-01-25 | 2018-01-25 | A kind of dust-collecting type can Automatic erasing blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108215604A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036004A (en) * | 2018-09-21 | 2018-12-18 | 安徽理工大学 | A kind of higher mathematics integral demonstration teaching aid and its control circuit |
| CN109050116A (en) * | 2018-08-02 | 2018-12-21 | 哈尔滨工程大学 | A kind of novel blackboard eraser device |
| CN112246712A (en) * | 2020-10-30 | 2021-01-22 | 安徽文香信息技术有限公司 | Electronic blackboard assembly with self-cleaning structure and using method |
| CN112356601A (en) * | 2020-11-09 | 2021-02-12 | 安徽文香信息技术有限公司 | Automatic wiping mechanism for intelligent blackboard and use method |
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| CN112246712A (en) * | 2020-10-30 | 2021-01-22 | 安徽文香信息技术有限公司 | Electronic blackboard assembly with self-cleaning structure and using method |
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