CN113752728A - Folding blackboard for teaching - Google Patents
Folding blackboard for teaching Download PDFInfo
- Publication number
- CN113752728A CN113752728A CN202111035541.4A CN202111035541A CN113752728A CN 113752728 A CN113752728 A CN 113752728A CN 202111035541 A CN202111035541 A CN 202111035541A CN 113752728 A CN113752728 A CN 113752728A
- Authority
- CN
- China
- Prior art keywords
- shell
- dust
- sides
- motor
- back plate
- 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
Links
Images
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
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
- B43L1/08—Blackboards flexible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/04—Wiper holders
Abstract
The invention discloses a folding blackboard for teaching, which comprises a back plate, wherein a shell is fixedly arranged on one side of the back plate, and an inner groove is formed in one side of the shell, which is far away from the back plate; the driving roller is installed between the top and the bottom of the two sides of the shell, the driving roller is arranged on the two sides of the shell, writing cloth is arranged between the driving rollers, a supporting plate is fixedly installed between the top and the bottom of one side, far away from the back plate, of the shell, and the inner wall of the writing cloth is movably connected with the outer wall of the supporting plate. According to the invention, through arranging the dust removal rod and the dust collection cylinder, after the writing cloth is folded and enters the shell, the second motor is controlled to be started, the second motor drives the dust removal rod to clean one surface of the writing cloth folded and entering the inner groove, and the handwriting written on the surface of the writing cloth is erased.
Description
Technical Field
The invention relates to the field of teaching blackboards, in particular to a folding blackboard for teaching.
Background
The blackboard is not particularly a black board, but is a plane which can be repeatedly written in the traditional sense, the board is hard, is mainly used for teaching, and is mostly black, dark green and white.
When common blackboard position integrated into one piece down, the function is single, and can't fold, and write the back and need manual clearance, the dust on manual clearance surface can lead to it to remain in the air on every side, and the inefficiency can influence teacher and student's healthy so for a long time simultaneously.
Disclosure of Invention
The invention aims to provide a folding blackboard for teaching, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a folding blackboard for teaching, which comprises
The shell is fixedly installed on one side of the back plate, and an inner groove is formed in one side, far away from the back plate, of the shell;
the driving rollers are arranged between the top and the bottom of two sides of the shell, writing cloth is arranged between the driving rollers on the two sides, a supporting plate is fixedly arranged between the top and the bottom of one side of the shell, which is far away from the back plate, and the inner wall of the writing cloth is movably connected with the outer wall of the supporting plate;
the dust removal rod and the dust suction barrel are arranged at two ends of one side, close to the shell, of the back plate, and symmetrical dust suction barrels are clamped on one side, located on the dust removal rod, of the back plate through a second clamping seat respectively.
Further, one side middle part fixed mounting that the casing was kept away from to the backplate has first motor, the output axle head that the backplate is located first motor all has first synchronizing wheel through first axle bed movable mounting, one side both ends that the backplate is located first synchronizing wheel all are provided with the secondary shaft seat, both sides equal movable mounting has the second synchronizing wheel between the secondary shaft seat, movable mounting has first hold-in range between first synchronizing wheel and the second synchronizing wheel, the outside equal fixed mounting in both sides of second synchronizing wheel has the third synchronizing wheel, the equal fixed mounting in both ends of driving roller has the fourth synchronizing wheel, movable mounting has the second hold-in range between third synchronizing wheel and the fourth synchronizing wheel.
Furthermore, the two ends of one side, close to the first motor, of the back plate are respectively connected with a dust removal cylinder through a first clamping seat in a clamping manner, pipe joints are arranged at the tops of the dust removal cylinders on the two sides, and the dust removal cylinders are connected with the interior of the dust collection cylinder in front.
Further, the equal fixed mounting in both sides that first motor and a dust removal section of thick bamboo were kept away from to the backplate has the second motor, both sides the both ends of second motor all have fifth synchronizing wheel through third axle bed movable mounting, the both sides that the backplate is located the dust removal stick all have sixth synchronizing wheel through fourth axle bed movable mounting, movable mounting has the third hold-in range between fifth synchronizing wheel and the sixth synchronizing wheel.
Furthermore, the two sides of the supporting plate, which are positioned on the shell, are respectively and movably provided with a guide roller through a bearing, the diameter of the guide rollers on the two sides is the same as the thickness of the supporting plate, and the surface of each guide roller is smooth.
Furthermore, the bottom both sides of casing have all been seted up the filtration pore, the filter bowl has been seted up to one side bottom that the layer board was kept away from to the casing.
Furthermore, both sides of the shell are provided with mounting bars, and both sides of the mounting bars are provided with rubber scrapers on the side close to the writing cloth.
Furthermore, the two ends of the shell are located outside the mounting bar and are provided with baffles.
Furthermore, the shell is made of sound-absorbing and sound-insulating materials.
A use method of a folding blackboard for teaching comprises the following steps:
the first step is as follows: the device is arranged in a classroom, and meanwhile, a dust suction pump is matched and used and connected through a pipe joint;
the second step is that: the matched dust collecting box is arranged at the bottom end of the shell, so that dust can fall into the collecting box during dust removal, and later cleaning is facilitated;
the third step: the device is controlled by an infrared remote controller, after the device is powered on, equipment is started, the chalk can be used for writing on the surface of the writing cloth, when the writing is finished in the range displayed on one side of the shell, manual erasing is not needed, the first motor is controlled to be started, the writing cloth can move towards one side and be folded into the shell, and meanwhile, the other side without writing can move out from the other side of the shell;
the fourth step: then the remote controller is pressed again to control the second motor to start, the second motor drives the dust removing rod to clean one surface folded into the inner groove, and the handwriting written on the surface of the writing cloth is erased;
the fifth step: when the dust removing rod is used for erasing characters, the dust removing cylinder is started, the dust collecting cylinder arranged in the shell can extract dust floating in the air, and the whole process does not need manual cleaning and folding.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the dust removing rod and the dust suction cylinder, after the writing cloth is folded and enters the shell, the second motor is controlled to start, the second motor drives the dust removing rod to clean one surface of the writing cloth which is folded and enters the inner groove, and the handwriting written on the surface of the writing cloth is erased;
2. according to the invention, by arranging the transmission roller, after the range displayed on one side of the shell is completely written, manual erasing is not needed, the first motor is controlled to be started, two ends of the first motor drive the second synchronous wheel and the third synchronous wheel to rotate through the first synchronous wheel and the first synchronous belt, after the third synchronous wheel rotates, the transmission roller is driven to rotate through the second synchronous belt and the fourth synchronous wheel, so that the writing cloth arranged at two ends of the transmission roller is folded and moved, at the moment, the writing cloth can be moved to one side to be folded and enter the shell, meanwhile, the other side without writing can be moved out from the other side of the shell, and the other side of the writing cloth can be continuously and rapidly written, thereby achieving the purpose of convenient use;
3. according to the invention, the second motor is arranged, when in dust removal, the second motor is started, the second motor drives the sixth synchronous wheel to rotate through the fifth synchronous wheel and the third synchronous belt, and the dust removing rod is driven to wipe dust on the writing cloth when the sixth synchronous wheel rotates, so that the purpose of facilitating wiping is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of a foldable blackboard for teaching according to the present invention;
FIG. 2 is a schematic view showing the installation of a rubber scraper of a foldable blackboard for teaching according to the present invention;
FIG. 3 is a schematic view of the installation of a dust-removing barrel of the folding blackboard for teaching of the present invention;
FIG. 4 is a schematic view showing the installation of a dust removing rod of a folding blackboard for teaching according to the present invention;
FIG. 5 is a schematic view showing the installation of a support plate of a foldable blackboard for teaching according to the present invention;
FIG. 6 is an enlarged view of a portion A of FIG. 3 of the foldable blackboard for teaching according to the present invention;
fig. 7 is an enlarged schematic view of the teaching folding blackboard of the present invention at the point B in fig. 4.
In the figure: 1. a back plate; 2. a housing; 3. an inner tank; 4. a driving roller; 5. writing cloth; 6. a support plate; 7. a dust removal bar; 8. a dust suction cylinder; 9. a baffle plate; 10. a first motor; 11. a first shaft seat; 12. a first synchronizing wheel; 13. a second shaft base; 14. a second synchronizing wheel; 15. a first synchronization belt; 16. a third synchronizing wheel; 17. a fourth synchronizing wheel; 18. a second synchronous belt; 19. a first card holder; 20. a dust removal cylinder; 21. a pipe joint; 22. a second card holder; 23. a second motor; 24. a third shaft seat; 25. a fifth synchronizing wheel; 26. a fourth shaft seat; 27. a sixth synchronizing wheel; 28. a third synchronous belt; 29. a guide roller; 30. filtering holes; 31. a filter cell; 32. mounting a bar; 33. a rubber scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-7, the present invention provides a technical solution: a folding blackboard for teaching, which comprises
The back plate comprises a back plate 1, wherein a shell 2 is fixedly arranged on one side of the back plate 1, and an inner groove 3 is formed in one side, far away from the back plate 1, of the shell 2;
the driving rollers 4 are arranged between the top and the bottom of the two sides of the shell 2, writing cloth 5 is arranged between the driving rollers 4 of the two sides, a supporting plate 6 is fixedly arranged between the top and the bottom of one side of the shell 2, which is far away from the back plate 1, and the inner wall of the writing cloth 5 is movably connected with the outer wall of the supporting plate 6;
According to the invention, a first motor 10 is fixedly arranged in the middle of one side of a back plate 1 far away from a shell 2, a first synchronizing wheel 12 is movably arranged at the output shaft end of the back plate 1 positioned at the first motor 10 through a first shaft seat 11, second shaft seats 13 are respectively arranged at two ends of one side of the back plate 1 positioned at the first synchronizing wheel 12, a second synchronizing wheel 14 is movably arranged between the second shaft seats 13 at two sides, a first synchronizing belt 15 is movably arranged between the first synchronizing wheel 12 and the second synchronizing wheel 14, third synchronizing wheels 16 are fixedly arranged at the outer parts of two sides of the second synchronizing wheel 14, fourth synchronizing wheels 17 are fixedly arranged at two ends of a transmission roller 4, a second synchronizing belt 18 is movably arranged between the third synchronizing wheel 16 and the fourth synchronizing wheels 17, the transmission roller 4 is arranged, when the range displayed on one side of the shell 2 is completely written, manual erasing is not needed, the first motor 10 is controlled to be started, and two ends of the first motor 10 drive the second synchronizing wheels 14 and the third synchronizing wheels through the first synchronizing wheels 12 and the first synchronizing belt 15 The wheel 16 rotates, the third synchronizing wheel 16 drives the driving roller 4 to rotate through the rear second synchronizing belt 18 and the fourth synchronizing wheel 17 after rotating, so that the writing cloth 5 arranged at two ends of the driving roller 4 is folded and moved, at the moment, the writing cloth 5 can move towards one side and be folded into the shell 2, meanwhile, the other side without writing can move out from the other side of the shell 2, and the other side of the writing cloth 5 can be continuously and quickly written, so that the purpose of convenient use is achieved;
according to the invention, two ends of one side of the back plate 1, which is close to the first motor 10, are respectively clamped with the dust removing cylinders 20 through the first clamping seats 19, the top parts of the dust removing cylinders 20 on two sides are respectively provided with the pipe joints 21, the dust removing cylinders 20 are connected with the front part of the interior of the dust collecting cylinder 8, the pipe joints 21 are arranged, the pipe joints 21 are used for connecting the dust removing cylinders 20 and the dust collecting cylinder 8 with an external suction pump, dust generated in dust removal can be pumped out of the interior of equipment through the suction pump, and the phenomenon that the dust is retained in the interior of the equipment to cause excessive dust adhesion of internal parts to influence transmission is avoided;
according to the invention, the two sides of the back plate 1, which are far away from the first motor 10 and the dust removal cylinder 20, are fixedly provided with the second motors 23, the two ends of the second motors 23 on the two sides are movably provided with the fifth synchronizing wheels 25 through the third shaft seats 24, the two sides of the back plate 1, which are positioned on the dust removal rod 7, are movably provided with the sixth synchronizing wheels 27 through the fourth shaft seats 26, the third synchronous belts 28 are movably arranged between the fifth synchronizing wheels 25 and the sixth synchronizing wheels 27, through the arrangement of the second motors 23, the second motors 23 are started during dust removal, the second motors 23 drive the sixth synchronizing wheels 27 to rotate through the fifth synchronizing wheels 25 and the third synchronous belts 28, and the dust removal rod 7 is driven to wipe dust on the writing cloth 5 when the sixth synchronizing wheels 27 rotate, so that the purpose of facilitating wiping is achieved;
according to the invention, the guide rollers 29 are movably arranged on the two sides of the shell 2, which are positioned on the supporting plate 6, through bearings, the diameters of the guide rollers 29 on the two sides are the same as the thickness of the supporting plate 6, and the surfaces of the guide rollers 29 are smooth, so that the guide rollers 29 are arranged on the two sides to protect the writing cloth 5 in order to prevent the writing cloth 5 from being damaged due to friction between the writing cloth 5 and the two sides of the supporting plate 6 during folding movement;
according to the dust collection device, the two sides of the bottom of the shell 2 are provided with the filter holes 30, the bottom of one side, away from the supporting plate 6, of the shell 2 is provided with the filter grooves 31, and by arranging the filter holes 30 and the filter grooves 31, when the dust collection cylinder 8 removes dust, redundant dust in the dust collection cylinder can fall into a collection box which is arranged at the bottom of the shell 2 in a matched mode through the filter holes 30 and the filter grooves 31, so that the purpose of facilitating collection is achieved;
according to the invention, the mounting strips 32 are arranged on both sides of the shell 2, the rubber scrapers 33 are arranged on one sides of the mounting strips 32 on both sides close to the writing cloth 5, and by arranging the rubber scrapers 33, when the writing cloth 5 moves to one side, the rubber scrapers 33 can play a primary dust removal effect, and meanwhile, the other rubber scrapers 33 can play a secondary dust removal role after being processed again after the internal cleaning is finished;
according to the invention, the baffle plates 9 are arranged at the two ends of the shell 2 and positioned outside the mounting bar 32, and by arranging the baffle plates 9, when the rubber scraper 33 scrapes off dust, the baffle plates 9 can prevent the dust inside from floating to the outside of the equipment, so that the purpose of isolation is achieved;
according to the invention, the shell 2 is made of sound-absorbing and sound-insulating material, and the sound-insulating and sound-absorbing material is arranged, so that the influence of noise generated when the equipment is started on teaching is avoided;
a use method of a folding blackboard for teaching comprises the following steps:
the first step is as follows: the device is arranged in a classroom, and meanwhile, a dust suction pump is matched and used and connected through a pipe joint 21;
the second step is that: the matched dust collecting box is arranged at the bottom end of the shell 2, so that dust can fall into the collecting box during dust removal, and later cleaning is facilitated;
the third step: the device is controlled by an infrared remote controller, after the device is powered on, equipment is started, the chalk can be used for writing on the surface of the writing cloth 5, when the writing is finished within the range displayed on one side of the shell 2, manual erasing is not needed, the first motor 10 is controlled to be started, the writing cloth 5 can move towards one side and be folded into the shell 2, and meanwhile, the other side which is not written can be moved out from the other side of the shell 2;
the fourth step: at the moment, the remote controller is pressed again to control the second motor 23 to start, the second motor 23 drives the dust removing rod 7 to clean one surface folded into the inner groove 3, and the handwriting written on the surface of the writing cloth 5 is erased;
the fifth step: when the dust removing rod 7 is used for erasing characters, the dust removing cylinder 20 is started, and then the dust suction cylinder 8 arranged inside the shell 2 can suck away dust floating in the air, so that the whole process does not need to be cleaned and folded manually.
Example 2
A folding blackboard for teaching, which comprises
The back plate comprises a back plate 1, wherein a shell 2 is fixedly arranged on one side of the back plate 1, and an inner groove 3 is formed in one side, far away from the back plate 1, of the shell 2;
the driving rollers 4 are arranged between the top and the bottom of the two sides of the shell 2, writing cloth 5 is arranged between the driving rollers 4 of the two sides, a supporting plate 6 is fixedly arranged between the top and the bottom of one side of the shell 2, which is far away from the back plate 1, and the inner wall of the writing cloth 5 is movably connected with the outer wall of the supporting plate 6;
the dust removing rod 7 is arranged at two ends of one side of the back plate 1 close to the shell 2.
Compared with the embodiment 1, the dust collection cylinder 8 is omitted, the dust collection cylinder 8 is arranged to be attached to the surface of the writing cloth 5 through the dust collection cylinder 8 for drawing, the dust collection cylinder 8 is detached from the inside of the shell 2, and the dust in the inner space of the shell 2 is directly drawn away through the dust collection cylinder 20 by the suction pump during dust collection, so that an ideal effect can be achieved;
working principle of example 1: when the writing within the range shown on one side of the shell 2 is finished, the first motor 10 is controlled to start without manual erasing, two ends of the first motor 10 drive the second synchronous wheel 14 and the third synchronous wheel 16 to rotate through the first synchronous wheel 12 and the first synchronous belt 15, the third synchronous wheel 16 drives the driving roller 4 to rotate through the rear second synchronous belt 18 and the fourth synchronous wheel 17 after rotating, so that the writing cloth 5 arranged at two ends of the driving roller 4 is folded and moved, at the moment, the writing cloth 5 can move to one side to be folded and enter the shell 2, meanwhile, the other side which is not written can move out from the other side of the shell 2, the other side of the writing cloth 5 can continue to write rapidly, when the writing cloth 5 is folded and enters the shell 2, the second motor 23 is controlled to start, the second motor 23 drives the dust removing rod 7 to clean the side folded and entering the inner groove 3, and the handwriting written on the surface of the writing cloth 5 is erased, when the dust removing rod 7 is used for erasing characters, the dust removing cylinder 20 is started, and then the dust suction cylinder 8 arranged inside the shell 2 can suck away dust floating in the air, and the whole process does not need to be cleaned and folded manually.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a folding blackboard is used in teaching which characterized in that: the folding blackboard for teaching comprises
The back plate (1), a shell (2) is fixedly installed on one side of the back plate (1), and an inner groove (3) is formed in one side, far away from the back plate (1), of the shell (2);
the driving rollers (4) are installed between the top and the bottom of the two sides of the shell (2), writing cloth (5) is arranged between the driving rollers (4) on the two sides, a supporting plate (6) is fixedly installed between the top and the bottom of one side, far away from the back plate (1), of the shell (2), and the inner wall of the writing cloth (5) is movably connected with the outer wall of the supporting plate (6);
dust excluding rod (7) and suction tube (8), dust excluding rod (7) set up in one side both ends that backplate (1) is close to casing (2), one side that backplate (1) are located dust excluding rod (7) has symmetrical suction tube (8) through second cassette (22) joint respectively.
2. The folding blackboard for teaching according to claim 1, characterized in that: a first motor (10) is fixedly arranged in the middle of one side of the back plate (1) far away from the shell (2), the output shaft end of the back plate (1) positioned on the first motor (10) is movably provided with a first synchronous wheel (12) through a first shaft seat (11), two ends of the back plate (1) at one side of the first synchronizing wheel (12) are respectively provided with a second shaft seat (13), a second synchronizing wheel (14) is movably arranged between the second shaft seats (13) at two sides, a first synchronous belt (15) is movably arranged between the first synchronous wheel (12) and the second synchronous wheel (14), third synchronizing wheels (16) are fixedly arranged outside the two sides of the second synchronizing wheel (14), both ends of the driving roller (4) are fixedly provided with fourth synchronizing wheels (17), a second synchronous belt (18) is movably arranged between the third synchronous wheel (16) and the fourth synchronous wheel (17).
3. The folding blackboard for teaching according to claim 1, characterized in that: the dust collection device is characterized in that two ends of one side, close to the first motor (10), of the back plate (1) are respectively connected with a dust collection cylinder (20) in a clamping mode through a first clamping seat (19), pipe joints (21) are arranged at the tops of the dust collection cylinders (20) on two sides, and the dust collection cylinders (20) are connected with the interior of the dust collection cylinder (8) in front.
4. The folding blackboard for teaching according to claim 1, characterized in that: the equal fixed mounting in both sides of keeping away from first motor (10) and dust removal section of thick bamboo (20) backplate (1) has second motor (23), both sides the both ends of second motor (23) all have fifth synchronizing wheel (25) through third axle seat (24) movable mounting, the both sides that backplate (1) is located dust removal stick (7) all have sixth synchronizing wheel (27) through fourth axle seat (26) movable mounting, movable mounting has third hold-in range (28) between fifth synchronizing wheel (25) and sixth synchronizing wheel (27).
5. The folding blackboard for teaching according to claim 1, characterized in that: the shell (2) is located both sides of layer board (6) and all has guide roll (29) through bearing movable mounting, both sides the diameter of guide roll (29) is the same with the thickness of layer board (6), just the surface of guide roll (29) is smooth.
6. The folding blackboard for teaching according to claim 1, characterized in that: the bottom both sides of casing (2) have all been seted up filtration pore (30), filter bowl (31) have been seted up to one side bottom that layer board (6) were kept away from in casing (2).
7. The folding blackboard for teaching according to claim 1, characterized in that: both sides of casing (2) all are provided with mounting bar (32), both sides one side that mounting bar (32) are close to writing cloth (5) all is provided with rubber scraper blade (33).
8. The folding blackboard for teaching according to claim 1, characterized in that: and baffles (9) are arranged at the two ends of the shell (2) and positioned outside the mounting bar (32).
9. The folding blackboard for teaching according to claim 1, characterized in that: the shell (2) is made of sound-absorbing and sound-insulating materials.
10. A use method of a folding blackboard for teaching is characterized by comprising the following steps:
the first step is as follows: the device is arranged in a classroom, and meanwhile, a dust suction pump is matched and used and connected through a pipe joint (21);
the second step is that: the matched dust collection box is arranged at the bottom end of the shell (2), so that dust can fall into the collection box during dust removal, and later cleaning is facilitated;
the third step: the device is controlled by an infrared remote controller, after the device is powered on, equipment is started, the chalk can be used for writing on the surface of the writing cloth (5), when the writing is finished within the range displayed on one side of the shell (2), manual erasing is not needed, the first motor (10) is controlled to be started, at the moment, the writing cloth (5) can move towards one side and be folded into the shell (2), and meanwhile, the other side which is not written can be moved out from the other side of the shell (2);
the fourth step: at the moment, the remote controller is pressed again to control the second motor (23) to start, the second motor (23) drives the dust removing rod (7) to clean one surface which is folded and enters the inner groove (3), and the handwriting written on the surface of the writing cloth (5) is erased;
the fifth step: when the dust removing rod (7) is used for erasing characters, the dust removing cylinder (20) is started, and then the dust suction cylinder (8) arranged inside the shell (2) can suck away dust floating in the air, so that the whole process does not need manual cleaning and folding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035541.4A CN113752728A (en) | 2021-09-03 | 2021-09-03 | Folding blackboard for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035541.4A CN113752728A (en) | 2021-09-03 | 2021-09-03 | Folding blackboard for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113752728A true CN113752728A (en) | 2021-12-07 |
Family
ID=78792984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111035541.4A Pending CN113752728A (en) | 2021-09-03 | 2021-09-03 | Folding blackboard for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113752728A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714801A (en) * | 2022-03-10 | 2022-07-08 | 安徽信息工程学院 | Blackboard that can clear up automatically |
-
2021
- 2021-09-03 CN CN202111035541.4A patent/CN113752728A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714801A (en) * | 2022-03-10 | 2022-07-08 | 安徽信息工程学院 | Blackboard that can clear up automatically |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204340479U (en) | Integral type filters dust-absorbing blackboard | |
| CN212405525U (en) | Building wall waterproof membrane laying device | |
| CN113752728A (en) | Folding blackboard for teaching | |
| CN2878091Y (en) | Non-powered self-dedusting blackboard eraser | |
| CN210526119U (en) | Teaching aid for information and computer science | |
| CN214164575U (en) | Intelligent advertisement teaching aid | |
| CN109077677B (en) | Energy-saving dust removal device capable of being rolled up | |
| CN109080348A (en) | A kind of blackboard scrape along blackboard eraser cleaning plant | |
| CN210911784U (en) | Electric cleaning's think political affairs teaching with speech board | |
| CN210132916U (en) | Blackboard is used in junior middle school's chinese teaching | |
| CN212966659U (en) | Coding teaching board for computer software education | |
| CN213802118U (en) | Film rolling mechanism of reverse osmosis film rolling machine | |
| CN215047356U (en) | Remove high transparent PE film rolling machine of stream that static removed dirt | |
| CN216708864U (en) | Multifunctional middle-position mathematics teaching moving rack | |
| CN202428940U (en) | Black board capable of being automatically erased | |
| CN216052832U (en) | Integrated computer structure | |
| CN215662695U (en) | Blackboard for English teaching | |
| CN219206583U (en) | Blackboard for teaching | |
| CN216069411U (en) | Environment-friendly powder-absorbing blackboard eraser | |
| CN220841983U (en) | Book page brushing glue structure for book customization | |
| CN215662673U (en) | Blackboard for office | |
| CN219128703U (en) | Dust remover convenient for replacing filter cartridge | |
| CN218084874U (en) | Blackboard with dust absorption function | |
| CN219096370U (en) | Teaching board for teaching | |
| CN203438734U (en) | Folding type dust-absorbing blackboard eraser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |