CN106739698B - A kind of Accounting Course multi-functional blackboard Quick cleaning device - Google Patents
A kind of Accounting Course multi-functional blackboard Quick cleaning device Download PDFInfo
- Publication number
- CN106739698B CN106739698B CN201710067625.3A CN201710067625A CN106739698B CN 106739698 B CN106739698 B CN 106739698B CN 201710067625 A CN201710067625 A CN 201710067625A CN 106739698 B CN106739698 B CN 106739698B
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- motor
- cleaning device
- connecting rod
- blackboard
- lead screw
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- 238000004140 cleaning Methods 0.000 title claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 230000003028 elevating effect Effects 0.000 claims description 21
- 244000309464 bull Species 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
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
Abstract
The present invention relates to a kind of blackboard cleaning device more particularly to a kind of Accounting Course multi-functional blackboard Quick cleaning devices.Small, cleaning that the technical problem to be solved in the present invention is to provide a kind of labor intensity is thoroughly, work efficiency is high, dry Accounting Course multi-functional blackboard Quick cleaning device is easy after cleaning.In order to solve the above-mentioned technical problem, the present invention provides such a Accounting Course multi-functional blackboard Quick cleaning devices, include the first lead screw, the first right axle bearing, first support, blackboard, the second lead screw, the second right axle bearing, second support, cleaning device, electric pushrod etc.；Blackboard bottom is equipped with first support.Small, cleaning that invention achieves labor intensity is thoroughly, work efficiency is high, dry effect is easy after cleaning, and blackboard Rapid Cleaning is clean, and the writing on blackboard is more beautiful, improves efficiency of teaching.
Description
Technical field
The present invention relates to a kind of blackboard cleaning devices more particularly to a kind of Accounting Course multi-functional blackboard Rapid Cleaning to fill
It sets.
Background technology
Blackboard is not to refer in particular to the plate face of black, said in traditional sense it be one can be with the plane of repeated writing, plate face is hard
Firmly, it is chiefly used in imparting knowledge to students.Made of plank or ground glass etc., it can be write above with the specific writing material such as chalk.
Mostly black, blackish green, white or ecru.
There is presently no special blackboard cleaning device, there are labor intensity for present blackboard cleaning method greatly, cleans not
Thoroughly, working efficiency is low, is difficult to dry disadvantage after cleaning, thus there is an urgent need for research and develop a kind of labor intensity is small, cleaning thoroughly, work
It is easy dry Accounting Course multi-functional blackboard Quick cleaning device after efficient, cleaning.
Invention content
（1）Technical problems to be solved
Present blackboard cleaning method labor intensity is big, cleaning is not thorough, working efficiency is low, cleaning in order to overcome by the present invention
Be difficult to dry disadvantage afterwards, that the technical problem to be solved in the present invention is to provide a kind of labor intensity is small, cleaning thoroughly, working efficiency
It is easy dry Accounting Course multi-functional blackboard Quick cleaning device after high, cleaning.
（2）Technical solution
In order to solve the above technical problem, the present invention provides such a Accounting Course multi-functional blackboard Rapid Cleanings
Device, include the first lead screw, the first right axle bearing, first support, blackboard, the second lead screw, the second right axle bearing, second
Frame, electric pushrod, the first nut, the first left shaft holder, big belt pulley, flat belt, small belt pulley, link block, is smeared cleaning device
Cloth, the first fixed plate, the second nut, nozzle, hose, the second left shaft holder, sliding block, head rod, the second connecting rod, first
Motor, elevating lever, third connecting rod, cross bar, water tank, the first placement plate, the second motor, sliding rail, water pump, third motor, circle
Bearing block, shaft, brush, the second fixed plate, the 4th connecting rod, bull stick, turntable and the 5th connecting rod, blackboard bottom are equipped with first
Holder, first support front side are equipped with the second motor, the second left shaft holder and the first right axle bearing, the second left axle successively from left to right
The first lead screw is equipped between bearing and the first right axle bearing, the first lead screw left end and the connection of the second motor, the first lead screw are equipped with
Second nut, the second nut and the cooperation of the first lead screw, the second nut front side are equipped with cross bar, and cross bar front end is equipped with sliding rail, and sliding rail is left
Side rotary type is connected with head rod, and head rod lower end rotary type is connected with the second connecting rod, is equipped with and slides on front side of sliding rail
Block, sliding block are equipped with elevating lever, first motor, first motor and the second connecting rod lower end rotary type are equipped on front side of elevating lever lower end
Connection, elevating lever upper end are equipped with link block, and the second nut bottom is equipped with third connecting rod, and third connecting rod lower end is put equipped with first
Plate is set, the first placement plate is equipped with water tank, and bottom is equipped with water pump in water tank, and water pump is equipped with hose, electricity is equipped on rear side of link block
Dynamic push rod, electric pushrod rear end are connected with cleaning device, and cleaning device includes third motor, circular shaft bearing, shaft, brush
Son, the second fixed plate, the 4th connecting rod, bull stick, turntable and the 5th connecting rod, third motor rear side are connected with shaft, third electricity
Machine rear is equipped with circular shaft bearing, and shaft passes through circular shaft bearing, shaft rear end to be equipped with the 5th connecting rod, the 5th connecting rod lower end
Equipped with turntable, bull stick is equipped on rear side of turntable, bull stick rear end is equipped with the 4th connecting rod, and the 4th connecting rod upper end is equipped with brush, round
Bearing block rear is equipped with the second fixed plate, and brush passes through the second fixed plate, and cleaning device bottom is equipped with nozzle, on nozzle and hose
End connection, blackboard top are equipped with second support, big belt pulley, the first left shaft holder are equipped with successively from left to right on front side of second support
With the second right axle bearing, be wound with flat belt between big belt pulley and small belt pulley, the first left shaft holder and the second right axle bearing it
Between be equipped with the second lead screw, the second lead screw left end connect with big belt pulley, and the second lead screw is equipped with the first nut, the first nut bottom
Equipped with the first fixed plate, rag is equipped on rear side of the first fixed plate.
Preferably, further include having fan, fan is equipped at the top of link block.
Preferably, further include having the second placement plate and strut, the first placement plate bottom is equipped with strut, and strut lower end is equipped with the
Two placement plates.
Preferably, the first placement plate and the second placement plate are equipped with mop putting hole.
Preferably, first motor, the second motor and third motor are servo motor.
Preferably, the material of elevating lever is Q235 steel.
Preferably, the thickness of first support and second support is 3cm.
Operation principle：When needing to clean blackboard, start electric pushrod, electric pushrod elongation, when cleaning device contact is black
When plate, electric pushrod stops elongation, starts water pump, and the water in water tank reaches nozzle by hose, and nozzle is opened toward spraying water on blackboard
Dynamic third motor, third motor drive shaft rotation, and shaft drives turntable rotation, to drive brush to rotate and scrub blackboard,
Start first motor, first motor drives the rotation of the second connecting rod, and sliding block moves up and down on sliding rail, to drive on elevating lever
Lower movement, cleaning device move up and down and clean blackboard, start the second motor, and the second motor drives the first lead screw to rotate, and second
Nut moves right on the first lead screw, and cleaning device moves right, and the second motor drives small belt pulley rotation, small belt pulley logical
Crossing flat belt drives big belt pulley rotation, big belt pulley that the rotation of the second lead screw, the first nut is driven to move right on the second lead screw
Dynamic, rag moves right, and rag movement velocity is slower than cleaning device, and rag blots the water on the blackboard after cleaning only, when clear
Cleaning device reaches the right end of blackboard, and when blackboard is all cleaned up, first motor, the second motor, third motor and water pump
It is stopped, starts electric pushrod and retract.Start the rotation of the second motor, the second motor drives the rotation of the first lead screw, the second nut
It is moved to the left on the first lead screw, cleaning device is moved to the left, and the second motor drives small belt pulley rotation, small belt pulley to pass through flat
Belt drives big belt pulley rotation, big belt pulley that the rotation of the second lead screw, the first nut is driven to be moved to the left, smear on the second lead screw
Cloth is moved to the left, and rag again wipes blackboard, and when cleaning device and rag reset, the second motor is stopped.
Because further including having fan, it is equipped with fan at the top of link block, at the end of cleaning, starts fan, fan
In wind to blackboard, after blackboard is dried, fan is stopped, to accelerate the speed of blackboard drying.
Because further including having the second placement plate and strut, the first placement plate bottom is equipped with strut, and strut lower end is equipped with second
Placement plate can place a small amount of article in placement plate, such as：Rag.
Because the first placement plate and the second placement plate are equipped with mop putting hole, mop can be poured into mop putting hole
It is interior, increase the wind area of mop, accelerates the speed of mop drying.
Because first motor, the second motor and third motor are servo motor, servo motor can accurately control rotating speed,
So as to freely control the speed of cleaning blackboard.
Because the material of elevating lever is Q235 steel, Q235 steel is not easy to get rusty, and extends the service life of elevating lever.
Because the thickness of first support and second support is 3cm, first support and second support are solid, make the present apparatus more
Stablize.
（3）Advantageous effect
Small, cleaning that invention achieves labor intensity is thoroughly, work efficiency is high, dry effect, blackboard are easy after cleaning
Rapid Cleaning is clean, and the writing on blackboard is more beautiful, improves efficiency of teaching.
Description of the drawings
Fig. 1 is the first main structure diagram of the present invention.
Fig. 2 is the main structure diagram of water tank of the present invention.
Fig. 3 is the left view structural representation of cleaning device of the present invention.
Fig. 4 is second of main structure diagram of the present invention.
Fig. 5 is the third main structure diagram of the present invention.
Fig. 6 is the 4th kind of main structure diagram of the present invention.
Label in attached drawing be：The first lead screws of 1-, 2- the first right axle bearings, 3- first supports, 4- blackboards, 5- second
Bar, 6- the second right axle bearings, 7- second supports, 8- cleaning devices, 9- electric pushrods, the first nuts of 10-, the first left bearings of 11-
Seat, 12- big belt pulleys, 13- flat belts, 14- small belt pulleys, 15- link blocks, 16- rags, the first fixed plates of 17-, 18- second
Nut, 19- nozzles, 20- hoses, the second left shaft holders of 21-, 22- sliding blocks, 23- head rods, the second connecting rods of 24-, 25-
First motor, 26- elevating levers, 27- third connecting rods, 28- cross bars, 29- water tanks, the first placement plates of 30-, the second motors of 31-,
32- sliding rails, 33- water pumps, 801- third motors, 802- circular shaft bearings, 803- shafts, 804- brushes, the second fixed plates of 805-,
The 4th connecting rods of 806-, 807- bull sticks, 808- turntables, the 5th connecting rods of 809-, 34- fans, the second placement plates of 35-, 36- branch
Bar, 37- mop putting holes.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of Accounting Course multi-functional blackboard Quick cleaning device includes as shown in figures 1 to 6 the first lead screw 1, first
Right axle bearing 2, blackboard 4, the second lead screw 5, the second right axle bearing 6, second support 7, cleaning device 8, electronic pushes away first support 3
Bar 9, the first nut 10, the first left shaft holder 11, big belt pulley 12, flat belt 13, small belt pulley 14, link block 15, rag 16,
First fixed plate 17, the second nut 18, nozzle 19, hose 20, the second left shaft holder 21, sliding block 22, head rod 23, second
Connecting rod 24, first motor 25, elevating lever 26, third connecting rod 27, cross bar 28, water tank 29, the first placement plate 30, the second motor
31, sliding rail 32, water pump 33, third motor 801, circular shaft bearing 802, shaft 803, brush 804, the second fixed plate the 805, the 4th
Connecting rod 806, bull stick 807, turntable 808 and the 5th connecting rod 809,4 bottom of blackboard are equipped with first support 3,3 front side of first support
It is equipped with the second motor 31, the second left shaft holder 21 and the first right axle bearing 2, the second left shaft holder 21 and first successively from left to right
The first lead screw 1 is equipped between right axle bearing 2,1 left end of the first lead screw and the connection of the second motor 31, the first lead screw 1 are equipped with second
Nut 18, the second nut 18 and the cooperation of the first lead screw 1,18 front side of the second nut are equipped with cross bar 28, and 28 front end of cross bar is equipped with sliding rail
32,32 left pivot movement formula of sliding rail is connected with head rod 23, and 23 lower end rotary type of head rod is connected with the second connecting rod
24,32 front side of sliding rail is equipped with sliding block 22, and sliding block 22 is equipped with elevating lever 26, first motor 25 is equipped on front side of 26 lower end of elevating lever,
First motor 25 is connected with 24 lower end rotary type of the second connecting rod, and 26 upper end of elevating lever is equipped with link block 15,18 bottom of the second nut
Portion is equipped with third connecting rod 27, and 27 lower end of third connecting rod is equipped with the first placement plate 30, and the first placement plate 30 is equipped with water tank 29,
Bottom is equipped with water pump 33 in water tank 29, and water pump 33 is equipped with hose 20, and 15 rear side of link block is equipped with electric pushrod 9, electric pushrod 9
Rear end is connected with cleaning device 8, cleaning device 8 include third motor 801, circular shaft bearing 802, shaft 803, brush 804,
Second fixed plate 805, the 4th connecting rod 806, bull stick 807, turntable 808 and the 5th connecting rod 809,801 rear side of third motor connect
It is connected to shaft 803,801 rear of third motor is equipped with circular shaft bearing 802, and shaft 803 passes through circular shaft bearing 802, shaft 803
Rear end is equipped with the 5th connecting rod 809, and 809 lower end of the 5th connecting rod is equipped with turntable 808, and 808 rear side of turntable is equipped with bull stick 807, turns
807 rear end of bar is equipped with the 4th connecting rod 806, and 806 upper end of the 4th connecting rod is equipped with brush 804, and 802 rear of circular shaft bearing is equipped with
Second fixed plate 805, brush 804 pass through the second fixed plate 805,8 bottom of cleaning device to be equipped with nozzle 19, nozzle 19 and hose 20
Upper end connects, and 4 top of blackboard is equipped with second support 7, and 7 front side of second support is equipped with big belt pulley 12, first successively from left to right
Left shaft holder 11 and the second right axle bearing 6, are wound with flat belt 13, the first left shaft holder between big belt pulley 12 and small belt pulley 14
11 and second are equipped with the second lead screw 5 between right axle bearing 6, and 5 left end of the second lead screw and big belt pulley 12 connect, on the second lead screw 5
Equipped with the first nut 10,10 bottom of the first nut is equipped with the first fixed plate 17, and 17 rear side of the first fixed plate is equipped with rag 16.
Further include having fan 34,15 top of link block is equipped with fan 34.
Further include having the second placement plate 35 and strut 36,30 bottom of the first placement plate is equipped with strut 36, and 36 lower end of strut is set
There is the second placement plate 35.
First placement plate 30 and the second placement plate 35 are equipped with mop putting hole 37.
First motor 25, the second motor 31 and third motor 801 are servo motor.
The material of elevating lever 26 is Q235 steel.
The thickness of first support 3 and second support 7 is 3cm.
Operation principle：When needing to clean blackboard 4, start electric pushrod 9, electric pushrod 9 extends, when cleaning device 8 connects
When touching blackboard 4, electric pushrod 9 stops elongation, starts water pump 33, and the water in water tank 29 reaches nozzle 19, nozzle by hose 20
19 toward spraying water on blackboard 4, starts third motor 801, and third motor 801 drives shaft 803 to rotate, and shaft 803 drives turntable 808
Rotation starts first motor 25 to drive brush 804 to rotate and scrub blackboard 4, and first motor 25 drives the second connecting rod 24
Rotation, sliding block 22 move up and down on sliding rail 32, and to drive elevating lever 26 to move up and down, the up and down motion of cleaning device 8 is simultaneously clear
Wash blackboard 4, start the second motor 31, the second motor 31 drives the rotation of the first lead screw 1, the second nut 18 on the first lead screw 1 to
It moves right, cleaning device 8 moves right, and the second motor 31 drives small belt pulley 14 to rotate, and small belt pulley 14 passes through flat belt 13
Big belt pulley 12 is driven to rotate, big belt pulley 12 drives the rotation of the second lead screw 5, the first nut 10 to move right on the second lead screw 5
Dynamic, rag 16 moves right, and 16 movement velocity of rag is slower than cleaning device 8, and rag 16 blots the water on the blackboard 4 after cleaning
Only, when cleaning device 8 reaches the right end of blackboard 4, and blackboard 4 is all cleaned up, first motor 25, the second motor 31,
Third motor 801 and water pump 33 are stopped, and start electric pushrod 9 and retract.Start the rotation of the second motor 31,31 band of the second motor
Dynamic first lead screw 1 rotation, the second nut 18 are moved to the left on the first lead screw 1, and cleaning device 8 is moved to the left, the second motor 31
Small belt pulley 14 is driven to rotate, small belt pulley 14 drives big belt pulley 12 to rotate by flat belt 13, and big belt pulley 12 drives the
Two lead screws 5 rotate, and the first nut 10 is moved to the left on the second lead screw 5, and rag 16 is moved to the left, and rag 16 is again to blackboard 4
It is wiped, when cleaning device 8 and the reset of rag 16, the second motor 31 is stopped.
Because further including having fan 34,15 top of link block is equipped with fan 34, at the end of cleaning, starts fan
34, in the wind to blackboard 4 of fan 34, after blackboard 4 is dried, fan 34 is stopped, to accelerate the speed of the drying of blackboard 4
Degree.
Because further including having the second placement plate 35 and strut 36,30 bottom of the first placement plate is equipped with strut 36, under strut 36
End is equipped with the second placement plate 35, and a small amount of article can be placed in placement plate, such as：Rag 16.
Because the first placement plate 30 and the second placement plate 35 are equipped with mop putting hole 37, mop can be poured into mop
In putting hole 37, increase the wind area of mop, accelerates the speed of mop drying.
Because first motor 25, the second motor 31 and third motor 801 are servo motor, servo motor can be controlled accurately
Rotating speed processed, so as to freely control the speed of cleaning blackboard 4.
Because the material of elevating lever 26 is Q235 steel, Q235 steel is not easy to get rusty, and extends the service life of elevating lever 26.
Because the thickness of first support 3 and second support 7 is 3cm, first support 3 and second support 7 are solid, make the present apparatus
More stablize.
The preferred embodiment of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (7)
1. a kind of Accounting Course multi-functional blackboard Quick cleaning device, which is characterized in that include the first lead screw（1）, first
Right axle bearing（2）, first support（3）, blackboard（4）, the second lead screw（5）, the second right axle bearing（6）, second support（7）, cleaning
Device（8）, electric pushrod（9）, the first nut（10）, the first left shaft holder（11）, big belt pulley（12）, flat belt（13）, it is small
Belt pulley（14）, link block（15）, rag（16）, the first fixed plate（17）, the second nut（18）, nozzle（19）, hose（20）、
Second left shaft holder（21）, sliding block（22）, head rod（23）, the second connecting rod（24）, first motor（25）, elevating lever
（26）, third connecting rod（27）, cross bar（28）, water tank（29）, the first placement plate（30）, the second motor（31）, sliding rail（32）, water
Pump（33）, third motor（801）, circular shaft bearing（802）, shaft（803）, brush（804）, the second fixed plate（805）, the 4th
Connecting rod（806）, bull stick（807）, turntable（808）With the 5th connecting rod（809）, blackboard（4）Bottom is equipped with first support（3）,
First support（3）Front side is equipped with the second motor successively from left to right（31）, the second left shaft holder（21）With the first right axle bearing
（2）, the second left shaft holder（21）With the first right axle bearing（2）Between be equipped with the first lead screw（1）, the first lead screw（1）Left end and
Two motors（31）Connection, the first lead screw（1）It is equipped with the second nut（18）, the second nut（18）With the first lead screw（1）Cooperation, the
Two nuts（18）Front side is equipped with cross bar（28）, cross bar（28）Front end is equipped with sliding rail（32）, sliding rail（32）Left pivot movement formula is connected with
Head rod（23）, head rod（23）Lower end rotary type is connected with the second connecting rod（24）, sliding rail（32）Front side is equipped with
Sliding block（22）, sliding block（22）It is equipped with elevating lever（26）, elevating lever（26）First motor is equipped on front side of lower end（25）, first motor
（25）With the second connecting rod（24）Lower end rotary type connection, elevating lever（26）Upper end is equipped with link block（15）, the second nut（18）
Bottom is equipped with third connecting rod（27）, third connecting rod（27）Lower end is equipped with the first placement plate（30）, the first placement plate（30）On
Equipped with water tank（29）, water tank（29）Interior bottom is equipped with water pump（33）, water pump（33）It is equipped with hose（20）, link block（15）Rear side
Equipped with electric pushrod（9）, electric pushrod（9）Rear end is connected with cleaning device（8）, cleaning device（8）It include third motor
（801）, circular shaft bearing（802）, shaft（803）, brush（804）, the second fixed plate（805）, the 4th connecting rod（806）, turn
Bar（807）, turntable（808）With the 5th connecting rod（809）, third motor（801）Rear side is connected with shaft（803）, third motor
（801）Rear is equipped with circular shaft bearing（802）, shaft（803）Across circular shaft bearing（802）, shaft（803）Rear end is equipped with the
Five connecting rods（809）, the 5th connecting rod（809）Lower end is equipped with turntable（808）, turntable（808）Rear side is equipped with bull stick（807）, turn
Bar（807）Rear end is equipped with the 4th connecting rod（806）, the 4th connecting rod（806）Upper end is equipped with brush（804）, circular shaft bearing
（802）Rear is equipped with the second fixed plate（805）, brush（804）Across the second fixed plate（805）, cleaning device（8）Bottom is equipped with
Nozzle（19）, nozzle（19）And hose（20）Upper end connects, blackboard（4）Top is equipped with second support（7）, second support（7）Before
Side is equipped with big belt pulley successively from left to right（12）, the first left shaft holder（11）With the second right axle bearing（6）, big belt pulley（12）
And small belt pulley（14）Between be wound with flat belt（13）, the first left shaft holder（11）With the second right axle bearing（6）Between be equipped with the
Two lead screws（5）, the second lead screw（5）Left end and big belt pulley（12）Connection, the second lead screw（5）It is equipped with the first nut（10）, the
One nut（10）Bottom is equipped with the first fixed plate（17）, the first fixed plate（17）Rear side is equipped with rag（16）.
2. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 1, which is characterized in that also wrap
Fan is included（34）, link block（15）Top is equipped with fan（34）.
3. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 1, which is characterized in that also wrap
The second placement plate is included（35）And strut（36）, the first placement plate（30）Bottom is equipped with strut（36）, strut（36）Lower end is equipped with
Second placement plate（35）.
4. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 3, which is characterized in that first
Placement plate（30）With the second placement plate（35）It is equipped with mop putting hole（37）.
5. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 1, which is characterized in that first
Motor（25）, the second motor（31）With third motor（801）For servo motor.
6. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 1, which is characterized in that lifting
Bar（26）Material be Q235 steel.
7. a kind of Accounting Course multi-functional blackboard Quick cleaning device according to claim 1, which is characterized in that first
Holder（3）And second support（7）Thickness be 3cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067625.3A CN106739698B (en) | 2017-02-07 | 2017-02-07 | A kind of Accounting Course multi-functional blackboard Quick cleaning device |
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|---|---|---|---|
| CN201710067625.3A CN106739698B (en) | 2017-02-07 | 2017-02-07 | A kind of Accounting Course multi-functional blackboard Quick cleaning device |
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| CN106739698B true CN106739698B (en) | 2018-07-13 |
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| CN107839380A (en) * | 2017-10-15 | 2018-03-27 | 王欣宇 | A kind of dustless blackboard for education |
| CN107933154A (en) * | 2017-11-21 | 2018-04-20 | 佛山汇众森泰科技有限公司 | Sassafras blackboard equipment is used in a kind of environmental protection and energy saving teaching |
| CN108501584A (en) * | 2018-06-19 | 2018-09-07 | 温力康 | A kind of blackboard cleaning device |
| CN108944187A (en) * | 2018-06-28 | 2018-12-07 | 中兴华教育科技（北京）有限公司 | A kind of intelligent teaching dais |
| CN109598955A (en) * | 2018-12-11 | 2019-04-09 | 佛山科学技术学院 | One kind being based on city variable speed-limit optimal control management system and its method |
| CN110217026A (en) * | 2019-05-23 | 2019-09-10 | 洛阳理工学院 | A kind of washing automatically cleaning blackboard with air-drying function |
| CN110171234B (en) * | 2019-05-29 | 2020-11-06 | 温州睿程机械科技有限公司 | Novel belt blackboard is used in teaching |
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| CN2093762U (en) * | 1991-01-26 | 1992-01-22 | 冯宜力 | Electric device for cleaning the blackboard |
| CN102225675B (en) * | 2011-06-16 | 2014-04-02 | 福安市逸夫小学 | Multifunctional electric self-cleaning teaching blackboard |
| CN203611609U (en) * | 2013-12-20 | 2014-05-28 | 侯桂云 | Remote control type automatic-clearing blackboard |
| CN204586259U (en) * | 2015-03-03 | 2015-08-26 | 淮安信息职业技术学院 | Automatic eraser device |
| CN104890417B (en) * | 2015-06-04 | 2016-10-05 | 浙江理工大学 | Full automatic environmental protection type blackboard eraser |
| CN106004171A (en) * | 2016-07-02 | 2016-10-12 | 深圳市中幼国际教育科技有限公司 | Teaching blackboard capable of automatically wiping dust |
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| CN106739698A (en) | 2017-05-31 |
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Application publication date: 20170531 Assignee: Hangzhou Qihu Information Technology Co.,Ltd. Assignor: Wuhu Qibo Intellectual Property Operation Co.,Ltd. Contract record no.: X2021330000547 Denomination of invention: A multifunctional blackboard fast cleaning device for Accounting Teaching Granted publication date: 20180713 License type: Common License Record date: 20211028 |
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