CN113829788A - Multifunctional education equipment for education - Google Patents
Multifunctional education equipment for education Download PDFInfo
- Publication number
- CN113829788A CN113829788A CN202111299840.9A CN202111299840A CN113829788A CN 113829788 A CN113829788 A CN 113829788A CN 202111299840 A CN202111299840 A CN 202111299840A CN 113829788 A CN113829788 A CN 113829788A
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- Prior art keywords
- shell
- rotating shaft
- felt
- opening
- casing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the technical field of teaching equipment, and discloses multifunctional education equipment for education, which comprises a blackboard, wherein a supporting seat is fixedly arranged at the edge of the blackboard, a blackboard eraser is arranged on the supporting seat, the blackboard eraser comprises a shell, an opening is arranged at one side of the shell, a sliding seat is slidably arranged in the shell, and a felt is fixedly arranged at one side of the sliding seat, which is close to the opening; according to the blackboard eraser, the closed curtain is opened through the transmission mechanism, the driving mechanism drives the sliding seat to move towards the opening, the felt is moved out of the shell, then the blackboard can be wiped through the felt, after wiping is completed, the felt is moved into the shell, the opening of the shell is closed through the closed curtain, then the blackboard eraser is placed on the supporting seat, chalk dust on the felt is cleaned through the cleaning mechanism on the supporting seat, the chalk dust on the blackboard eraser can be prevented from scattering out through the closed curtain, the air quality in a classroom is improved, and the blackboard eraser can be cleaned through the cleaning mechanism.
Description
Technical Field
The invention relates to the technical field of teaching equipment, in particular to multifunctional education equipment for education.
Background
The teaching equipment is a real object aiming at propagating science and technology and educating people, is a complete scientific and technological medium, is an indispensable device in teenager scientific and technological activities, and comprises a blackboard which is generally made of wood plates or ground glass and the like and can be written on by using specific writing materials such as chalks and the like. Mostly black, greenish black, white or beige.
The Chinese patent CN104802573A discloses an automatic blackboard eraser mechanism for a horizontal push-pull type blackboard and a using method thereof, wherein the automatic blackboard eraser mechanism comprises a fixing strip, a long rod, an M-shaped connecting frame, a baffle, a handle shaft, a handle, a rotating long shaft, a mounting bracket, a diagonal draw bar and a blackboard eraser. The blackboard eraser structure vertical fixation is in handing-over position of two removal blackboards, and the installing support in area shaft hole passes through the rivet or the nut is fixed in the top and the bottom of blackboard frame, and "M" type link passes the shaft hole of installing support, is fixed in on the major axis through oblique pull rod, installs the rotation handle in the middle of the "M" type link of bottom, can be around the handle axle on "M" type link and do the up-and-down motion in vertical face, can drive "M" type link horizontal rotation simultaneously, paste blackboard eraser and face tightly, the pulling blackboard realizes the handwriting and erases. The blackboard eraser has simple design, does not need electric power, finishes the erasing work of the blackboard by utilizing the moving inertia of the left and right push-pull type blackboards, and improves the efficiency of erasing the handwriting of the push-pull type blackboard.
When this equipment was cleaned chalk vestige to the blackboard eraser when using, the chalk dust remained and is wiped on the chalk, carries out the deashing through patting the blackboard eraser at the table angle usually, and the chalk dust can disperse in the classroom during the deashing to reduce the air quality in the classroom, be not convenient for use.
Therefore, there is a need for a multifunctional education apparatus for education to solve the above technical problems.
Disclosure of Invention
The invention aims to provide multifunctional education equipment for education, and the multifunctional education equipment is used for solving the problem that chalk dust on a blackboard eraser is inconvenient to clean in the prior art.
In order to achieve the above purpose, a structure for collecting chalk dust on the blackboard eraser and a structure for recovering chalk dust in the blackboard eraser are required to be arranged on the blackboard.
Based on the above thought, the invention provides the following technical scheme: the utility model provides a multi-functional education equipment is used in education, includes the blackboard, limit portion fixed mounting of blackboard has the supporting seat, be provided with the blackboard eraser on the supporting seat, the blackboard eraser includes the casing, one side of casing is provided with the opening, slidable mounting has the slide in the casing, the slide is close to open-ended one side fixed mounting and has the felt, the opening part of casing is provided with and is used for sealing the open-ended and seals the curtain, be provided with the actuating mechanism who is used for driving the relative casing of slide and removes on the casing, be provided with in the casing and be used for driving the drive mechanism that seals the curtain rolling or expand, be provided with the clean mechanism who is used for clean felt on the supporting seat.
As a further scheme of the invention, the driving mechanism comprises a tension spring and a button, the tension spring is arranged in a shell, one end of the tension spring is fixedly connected with the side wall of the sliding seat far away from the opening, the other end of the tension spring is fixedly connected with the inner wall of the shell, the button is slidably arranged on the shell and penetrates through the side wall of the shell, a push plate is fixedly arranged on the side wall of the button close to the tension spring, an inclined block is fixedly arranged on the side wall of the sliding seat far away from the opening, the inclined surface of the inclined block is opposite to the side wall of the push plate far away from the button, a spring is fixedly arranged in the shell, and one end of the spring is fixedly connected with the button.
As a further scheme of the invention, a sliding rod is slidably mounted at an opening of the shell, the top end of the closed curtain is fixedly connected with the sliding rod, a winding roller is rotatably mounted at the bottom of an inner cavity of the shell, the winding roller is arranged right below the sliding rod, the bottom end of the closed curtain is fixedly connected with the winding roller, and the transmission mechanism is in driving connection with the winding roller.
As a further aspect of the invention, the transmission mechanism includes a first rotating shaft rotatably mounted in the housing, a first driving wheel is sleeved on the first rotating shaft, a first driving belt is connected to the side wall of the push plate and bypasses the first driving wheel, one end of the first transmission belt far away from the push plate is connected with the side wall of the sliding seat far away from the opening, a first bevel gear is fixedly arranged at the bottom end of the first rotating shaft, a second rotating shaft is rotatably arranged at the bottom of the inner cavity of the shell, a second bevel gear is fixedly arranged at one end of the second rotating shaft, the second bevel gear is meshed with the first bevel gear, a second driving wheel is fixedly arranged at the other end of the second rotating shaft, and a third driving wheel is fixedly arranged at the end part of the winding roller, and the second driving wheel is in transmission connection with the third driving wheel.
As a further scheme of the invention, a fourth transmission wheel is rotatably mounted at the top of the inner cavity of the housing, a sliding block is fixedly mounted at the end of the sliding rod, the sliding rod is slidably mounted at the opening of the housing through the sliding block, second transmission belts are sleeved on the second transmission wheel, the third transmission wheel and the fourth transmission wheel, and the sliding block is fixedly connected with the second transmission belts.
As a further aspect of the invention, the slide bar contacts the felt near a side wall of the felt as the slide bar moves toward the wind-up roll.
As a further scheme of the invention, a discharge hole is formed in the bottom of the shell, a through hole is formed in the bottom of the dust collecting box, a sealing plate for sealing the through hole is rotatably mounted in the through hole, the cleaning mechanism comprises a recovery box, the recovery box is fixedly mounted at the bottom end of the supporting seat, the recovery box is communicated with an inner cavity of the supporting seat, and an ejector rod for pushing the sealing plate to deflect relative to the through hole is fixedly mounted in the inner cavity of the supporting seat.
As a further scheme of the present invention, the sealing plate is rotatably installed in the through hole through a third rotating shaft, a torsion spring is sleeved on an end portion of the third rotating shaft, one end of the torsion spring is fixedly connected with the third rotating shaft, and the other end of the torsion spring is fixedly connected with the dust collecting box.
As a further scheme of the invention, a vibration motor is fixedly arranged on the side wall of the supporting seat, and the output end of the vibration motor is in transmission connection with the supporting seat.
Compared with the prior art, the invention has the beneficial effects that: according to the blackboard eraser, the closed curtain is opened through the transmission mechanism, the driving mechanism drives the sliding seat to move towards the opening, the felt is moved out of the shell, then the blackboard can be wiped through the felt, after wiping is completed, the felt is moved into the shell, the opening of the shell is closed through the closed curtain, then the blackboard eraser is placed on the supporting seat, chalk dust on the felt is cleaned through the cleaning mechanism on the supporting seat, the chalk dust on the blackboard eraser can be prevented from scattering out through the closed curtain, the air quality in a classroom is improved, and the blackboard eraser can be cleaned through the cleaning mechanism.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic sectional view of the support base and the blackboard eraser of the present invention;
FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;
fig. 4 is a schematic three-dimensional structure diagram of the blackboard eraser of the invention;
FIG. 5 is a schematic view of the interior of the housing of the present invention;
FIG. 6 is a schematic view of the interior of the housing according to another aspect of the present invention;
fig. 7 is a schematic structural diagram of a top cross section of the blackboard eraser of the present invention;
FIG. 8 is an enlarged view of the structure at B of FIG. 7 according to the present invention;
FIG. 9 is a schematic three-dimensional view of the transmission mechanism of the present invention;
fig. 10 is an enlarged view of the structure of fig. 9 at C according to the present invention.
In the figure: 1. a blackboard; 2. a supporting seat; 3. a housing; 4. a slide base; 5. felt; 6. a closed curtain; 7. a button; 8. pushing the plate; 9. a sloping block; 10. a tension spring; 11. a spring; 12. a first rotating shaft; 13. a first drive pulley; 14. a winding roller; 15. a first drive belt; 16. an elastic cord; 17. a slide bar; 18. a slider; 19. a second rotating shaft; 20. a first bevel gear; 21. a second bevel gear; 22. a second transmission wheel; 23. a third transmission wheel; 24. a fourth transmission wheel; 25. a second belt; 26. a recovery box; 27. a vibration motor; 28. a dust collecting box; 29. closing the plate; 30. a top rod; 31. a third rotating shaft; 32. a torsion spring.
Detailed Description
Referring to fig. 1 to 10, in an embodiment of the present invention, a multifunctional education device for education includes a blackboard 1, a support seat 2 is fixedly installed at an edge of the blackboard 1, a blackboard eraser is disposed on the support seat 2, the blackboard eraser includes a housing 3, an opening is disposed at one side of the housing 3, a slide seat 4 is slidably installed in the housing 3, a felt 5 is fixedly installed at one side of the slide seat 4 close to the opening, a closed curtain 6 for closing the opening is disposed at the opening of the housing 3, a driving mechanism for driving the slide seat 4 to move relative to the housing 3 is disposed on the housing 3, a transmission mechanism for driving the closed curtain 6 to roll or unfold is disposed in the housing 3, and a cleaning mechanism for cleaning the felt 5 is disposed on the support seat 2.
When the blackboard eraser is used specifically, when the blackboard eraser is used for erasing chalk marks on a blackboard 1, the blackboard eraser is taken down from the supporting seat 2, the closed curtain 6 is opened through the transmission mechanism, the driving mechanism drives the sliding seat 4 to move towards the opening, the felt 5 is moved out of the shell 3, then the blackboard 1 can be erased through the felt 5, after erasing is completed, the felt 5 is moved into the shell 3, the opening of the shell 3 is closed through the closed curtain 6, then the blackboard eraser is placed on the supporting seat 2, chalk dust on the felt 5 is cleaned through the cleaning mechanism on the supporting seat 2, the chalk dust on the blackboard eraser can be prevented from floating out through the closed curtain 6, the air quality in a classroom is improved, and the blackboard eraser can be cleaned through the cleaning mechanism.
In this embodiment, it is preferred, actuating mechanism includes extension spring 10 and button 7, extension spring 10 sets up in casing 3, extension spring 10 one end with open-ended lateral wall fixed connection is kept away from to slide 4, extension spring 10 the other end with casing 3's inner wall fixed connection, button 7 slidable mounting is on casing 3, just button 7 runs through casing 3's lateral wall, button 7 is located the inside lateral wall fixed mounting of casing 3 and has push pedal 8, slide 4 keeps away from open-ended lateral wall fixed mounting and has sloping block 9, sloping block 9's inclined plane with push pedal 8 keeps away from the relative setting of button 7's lateral wall, fixed mounting has spring 11 in the casing 3, spring 11's one end and button 7 fixed connection.
During the specific use, press button 7 during the use blackboard 1, make button 7 slide towards casing 3, thereby it slides towards sloping block 9 to drive push pedal 8, make sloping block 9 promote the opening part removal of slide 4 towards casing 3, thereby release casing 3 with felt 5, after loosening button 7, under spring 11's effect, button 7 resets, under extension spring 10's effect, slide 4 resets, when holding the blackboard eraser, the finger can press on button 7, need not press button 7, it is comparatively convenient to use.
In this embodiment, preferably, a sliding rod 17 is slidably mounted at an opening of the housing 3, the top end of the closed curtain 6 is fixedly connected to the sliding rod 17, a winding roller 14 is rotatably mounted at the bottom of an inner cavity of the housing 3, the winding roller 14 is disposed right below the sliding rod 17, the bottom end of the closed curtain 6 is fixedly connected to the winding roller 14, and the transmission mechanism is in driving connection with the winding roller 14; the transmission mechanism comprises a first rotating shaft 12, the first rotating shaft 12 is rotatably installed in the shell 3, a first transmission wheel 13 is sleeved on the first rotating shaft 12, the side wall of the push plate 8 is connected with a first transmission belt 15, the first transmission belt 15 bypasses the first transmission wheel 13, one end, far away from the push plate 8, of the first transmission belt 15 is connected with the side wall, far away from the opening, of the slide seat 4, a first bevel gear 20 is fixedly installed at the bottom end of the first rotating shaft 12, a second rotating shaft 19 is rotatably installed at the bottom of the inner cavity of the shell 3, a second bevel gear 21 is fixedly installed at one end of the second rotating shaft 19, the second bevel gear 21 is meshed with the first bevel gear 20, a second transmission wheel 22 is fixedly installed at the other end of the second rotating shaft 19, a third transmission wheel 23 is fixedly installed at the end part of the winding roller 14, and a fourth transmission wheel 24 is rotatably installed at the top of the inner cavity of the shell 3, a sliding block 18 is fixedly installed at an end portion of the sliding rod 17, the sliding rod 17 is slidably installed at an opening of the housing 3 through the sliding block 18, a second transmission belt 25 is sleeved on the second transmission wheel 22, the third transmission wheel 23 and the fourth transmission wheel 24, and the sliding block 18 is fixedly connected with the second transmission belt 25.
When the push plate 8 pushes the inclined block 9 to move, the slide seat 4 pulls the first transmission belt 15 to move, the first transmission belt 15 drives the first transmission wheel 13 to rotate when moving, the first transmission wheel 13 drives the first rotating shaft 12 to rotate when rotating, the first rotating shaft 12 drives the first bevel gear 20 to rotate so as to drive the second bevel gear 21 to rotate, the second bevel gear 21 drives the second rotating shaft 19 to rotate so as to drive the second transmission wheel 22 to rotate, the second transmission wheel 22 drives the third transmission wheel 23 and the fourth transmission wheel 24 to rotate through the second transmission belt 25 when rotating, and drives the slide block 18 to move downwards through the second transmission belt 25, so that the slide rod 17 moves downwards, the closed curtain 6 gradually moves downwards, meanwhile, the third transmission wheel 23 drives the winding roller 14 to rotate, the closed curtain 6 is wound on the winding roller 14 when the winding roller 14 rotates, so as to realize the winding of the closed curtain 6, when the push plate 8 moves away from the inclined block 9, the first transmission belt 15 moves reversely, so that the first transmission wheel 13 is driven to rotate reversely, the third transmission wheel 23 is driven to rotate reversely through the first rotating shaft 12, the first bevel gear 20, the second bevel gear 21, the second transmission wheel 22 and the second transmission belt 25, and the slide bar 17 is driven to move upwards, so that the closed curtain 6 is unfolded, and the opening of the shell 3 is closed; the rolling and the expansion of closed curtain 6 make and carry out the driven through the removal of push pedal 8, can realize shifting out casing 3 and carrying out the rolling with felt 5 when pressing button 7 to closed curtain 6, it is comparatively convenient to control, and do not need electrical component to drive, it is comparatively energy-concerving and environment-protective, can also seal casing 3's opening part when not using through closed curtain 6, thereby avoid the chalk dust in the casing 3 to disperse out when placing naturally, thereby avoid classroom internal environment pollution.
In this embodiment, preferably, the first transmission belt 15 is surface-engaged with the first transmission wheel 13, when the closed curtain 6 is in the unfolded state, a gap is provided between the push plate 8 and the inclined block 9, and one end of the first transmission belt 15, which is far away from the push plate 8, is elastically connected to the side wall of the slide 4, which is far away from the opening, through the elastic cord 16.
When the device is used, in order to drive the sliding seat 4 to move after the closed curtain 6 is completely unfolded, the elastic rope 16 is arranged, when the push plate 8 moves towards the inclined block 9, the first driving belt 15 is pulled to move under the action of the tensile force of the elastic rope 16, so that the first driving wheel 13 is driven to rotate, when the first driving wheel 13 rotates to a limit position, namely the closed curtain 6 is completely rolled, at the moment, the push plate 8 is just in contact with the inclined block 9, the push plate 8 continuously moves towards the inclined block 9, the push plate 8 gradually pushes the inclined block 9, so that the felt 5 is driven to move through the sliding seat 4, so that the felt 5 moves out of the shell 3, at the moment, along with the sliding of the push plate 8, a section, close to the push plate 8, of the first driving belt 15 is gradually loosened, when the button 7 is released, the sliding seat 4 slides towards a direction far away from the opening under the action of the tension spring 10, so that the felt 5 moves into the shell 3, and because a section, close to the push plate 8, of the first driving belt 15 is in a loose state, make first drive belt 15 can't drive first drive wheel 13 rotatory when push pedal 8 just begins to move, when first drive belt 15 is tightened, felt 5 gets into in the casing 3 completely, drive first drive belt 15 along with push pedal 8's removal afterwards and remove, thereby it is rotatory to drive first drive wheel 13, thereby it seals the opening part with casing 3 to drive closed curtain 6, adjust the opportunity that closed curtain 6 removed through elastic cord 16, the cost that consumes is lower, and the effect is better.
Referring to fig. 2 to 7, in the embodiment of the present invention, when the sliding rod 17 moves towards the winding roller 14, the side wall of the sliding rod 17 close to the felt 5 contacts with the felt 5, so that when the sliding rod 17 slides downwards, the sliding rod 17 can scrape chalk dust off the felt 5, thereby cleaning the felt 5.
In this embodiment, preferably, a dust collecting box 28 is fixedly installed at the bottom of the inner cavity of the housing 3, dust scraped by the sliding rod 17 can be cleaned through the dust collecting box 28, and the chalk dust in the dust collecting box 28 can be recovered after the dust collecting box is filled.
Referring to fig. 2, in the embodiment of the present invention, a discharge hole is formed in the bottom of the housing 3, a through hole is formed in the bottom of the dust collecting box 28, a sealing plate 29 for sealing the through hole is rotatably installed in the through hole, the cleaning mechanism includes a recovery box 26, the recovery box 26 is fixedly installed at the bottom end of the supporting seat 2, the recovery box 26 is communicated with an inner cavity of the supporting seat 2, and an ejector rod 30 for ejecting the sealing plate 29 is fixedly installed in the inner cavity of the supporting seat 2.
When the blackboard eraser is inserted into the supporting seat 2, the sealing plate 29 is pushed to rotate under the pushing action of the ejector rod 30, so that the through hole at the bottom end of the dust collection box 28 is opened, the dust collection box 26 is communicated with the dust collection box 28, and chalk dust in the dust collection box 28 slides into the dust collection box 26.
In this embodiment, preferably, the sealing plate 29 is rotatably installed in the through hole through a third rotating shaft 31, a torsion spring 32 is sleeved on an end portion of the third rotating shaft 31, one end of the torsion spring 32 is fixedly connected with the third rotating shaft 31, and the other end of the torsion spring 32 is fixedly connected with the dust collecting box 28.
During the specific use, under the effect of torsional spring 32, after top cap and shrouding 29 separated, shrouding 29 can rotate by oneself and seal the through-hole, does not need manual control shrouding 29 to open and close, and it is more convenient to use.
In this embodiment, preferably, a vibration motor 27 is fixedly mounted on the side wall of the supporting seat 2, and under the vibration action of the vibration motor 27, the chalk dust on the felt 5 is shaken off, so that the felt 5 is cleaned, and the chalk dust in the dust collecting box 28 can be quickly slid into the recovery box 26.
The working principle of the invention is as follows: when the blackboard eraser is used for erasing chalk marks on a blackboard 1, the blackboard eraser is taken down from a supporting seat 2, a closed curtain 6 is opened through a transmission mechanism, a sliding seat 4 is driven by a driving mechanism to move towards an opening, so that a felt 5 is moved out of a shell 3, then the blackboard 1 can be erased through the felt 5, after erasing is completed, the felt 5 is moved into the shell 3, the opening of the shell 3 is closed through the closed curtain 6, then the blackboard eraser is placed on the supporting seat 2, and chalk dust on the felt 5 is cleaned through a cleaning mechanism on the supporting seat 2; when the blackboard 1 is used, the button 7 is pressed to enable the button 7 to slide towards the shell 3, so as to drive the push plate 8 to slide towards the sloping block 9, the sloping block 9 is enabled to push the sliding seat 4 to move towards the opening of the shell 3, so as to push the felt 5 out of the shell 3, when the push plate 8 pushes the sloping block 9 to move, the sliding seat 4 pulls the first transmission belt 15 to move, the first transmission belt 15 drives the first transmission wheel 13 to rotate when moving, the first transmission wheel 13 drives the first rotating shaft 12 to rotate when rotating, the first rotating shaft 12 drives the first bevel gear 20 to rotate, so as to drive the second bevel gear 21 to rotate, the second rotating shaft 19 is driven to rotate when rotating, so as to drive the second transmission wheel 22 to rotate, when the second transmission wheel 22 rotates, the third transmission wheel 23 and the fourth transmission wheel 24 are driven to rotate through the second transmission belt 25, and the sliding block 18 is driven to move downwards through the second transmission belt 25, so as to enable the sliding rod 17 to move downwards, the closed curtain 6 is gradually moved downwards, meanwhile, the third driving wheel 23 drives the winding roller 14 to rotate when rotating, the winding roller 14 winds the closed curtain 6 on the winding roller 14 when rotating, so that the closed curtain 6 is wound, when the push plate 8 moves towards the direction far away from the inclined block 9, the first driving belt 15 moves reversely, so that the first driving wheel 13 is driven to rotate reversely, so that the third driving wheel 23 is driven to rotate reversely through the first rotating shaft 12, the first bevel gear 20, the second bevel gear 21, the second driving wheel 22 and the second driving belt 25, and the sliding rod 17 is driven to move upwards, so that the closed curtain 6 is unfolded, and the opening of the shell 3 is closed; when the push plate 8 moves towards the sloping block 9, the first transmission belt 15 is pulled to move under the action of the tensile force of the elastic rope 16, so that the first transmission wheel 13 is driven to rotate, after the first transmission wheel 13 rotates to the extreme position, namely the closed curtain 6 is completely rolled up, at the moment, the push plate 8 just contacts with the sloping block 9, as the push plate 8 continues to move towards the sloping block 9, the push plate 8 gradually pushes the sloping block 9, so that the felt 5 is driven to move through the sliding seat 4, the felt 5 is moved out of the shell 3, at the moment, as the push plate 8 slides, one section of the first transmission belt 15 close to the push plate 8 gradually relaxes, when the button 7 is released, the sliding seat 4 slides towards the direction far away from the opening under the action of the tension spring 10, so that the felt 5 moves into the shell 3, because one section of the first transmission belt 15 close to the push plate 8 is in a relaxed state, the first transmission belt 15 can not drive the first transmission wheel 13 to rotate just when the push plate 8 starts to move, when the first driving belt 15 is tightened, the felt 5 completely enters the shell 3, and then the first driving belt 15 is driven to move along with the movement of the push plate 8, so that the first driving wheel 13 is driven to rotate, and the closed curtain 6 is driven to close the opening of the shell 3; when the blackboard eraser is inserted into the supporting seat 2, the sealing plate 29 is pushed to rotate under the pushing action of the ejector rod 30, so that the through hole at the bottom end of the dust collection box 28 is opened, the recovery box 26 is communicated with the dust collection box 28, chalk dust in the dust collection box 28 slides into the recovery box 26, and under the vibration action of the vibration motor 27, the chalk dust on the felt 5 is shaken off, so that the felt 5 is cleaned, and the chalk dust in the dust collection box 28 can quickly slide into the recovery box 26.
Claims (9)
1. The utility model provides a multi-functional education equipment is used in education, includes the blackboard, its characterized in that: the blackboard eraser comprises a shell, one side of the shell is provided with an opening, a sliding seat is arranged in the shell in a sliding mode, a felt is fixedly arranged on one side, close to the opening, of the sliding seat, a closed curtain used for closing the opening is arranged at the opening of the shell, a driving mechanism used for driving the sliding seat to move relative to the shell is arranged on the shell, a transmission mechanism used for driving the closed curtain to roll or unfold is arranged in the shell, and a cleaning mechanism used for cleaning the felt is arranged on the supporting seat.
2. A multifunctional educational device in accordance with claim 1, wherein: actuating mechanism includes extension spring and button, the extension spring sets up in the casing, the one end of extension spring with open-ended lateral wall fixed connection is kept away from to the slide, the other end of extension spring with the inner wall fixed connection of casing, button slidable mounting is on the casing, just the button runs through the lateral wall of casing, the button is close to the lateral wall fixed mounting of extension spring and has the push pedal, open-ended lateral wall fixed mounting is kept away from to the slide has the sloping block, the inclined plane of sloping block with the lateral wall that the button was kept away from to the push pedal sets up relatively, fixed mounting has the spring in the casing, the one end and the button fixed connection of spring.
3. A multifunctional educational device in accordance with claim 2, wherein: the utility model discloses a winding curtain, including casing, opening part slidable mounting of casing has the slide bar, seal the curtain the top with slide bar fixed connection, the bottom of casing inner chamber is rotated and is installed the winding roller, the winding roller sets up under the slide bar, seal the curtain the bottom with winding roller fixed connection, drive mechanism with the winding roller drive is connected.
4. A multifunctional educational device in accordance with claim 3, wherein: the transmission mechanism comprises a first rotating shaft, the first rotating shaft is rotatably installed in the shell, a first driving wheel is sleeved on the first rotating shaft, the side wall of the push plate is connected with a first driving belt, the first driving belt bypasses the first driving wheel, one end, far away from the push plate, of the first driving belt is connected with the side wall, far away from the opening, of the slide seat, a first bevel gear is fixedly installed at the bottom end of the first rotating shaft, a second rotating shaft is rotatably installed at the bottom of the inner cavity of the shell, a second bevel gear is fixedly installed at one end of the second rotating shaft and meshed with the first bevel gear, a second driving wheel is fixedly installed at the other end of the second rotating shaft, a third driving wheel is fixedly installed at the end of the winding roller, and the second driving wheel is in transmission connection with the third driving wheel.
5. A multifunctional educational device in accordance with claim 4, wherein: the top of the inner cavity of the shell is rotatably provided with a fourth driving wheel, the end part of the sliding rod is fixedly provided with a sliding block, the sliding rod is slidably arranged at the opening of the shell through the sliding block, a second driving belt is sleeved on the second driving wheel, the third driving wheel and the fourth driving wheel, and the sliding block is fixedly connected with the second driving belt.
6. A multifunctional educational device in accordance with claim 3, wherein: when the sliding rod moves towards the winding roller, the side wall, close to the felt, of the sliding rod is in contact with the felt.
7. A multifunctional educational device in accordance with claim 6, wherein: the bottom of the shell is provided with a discharge hole, the bottom of the dust collection box is provided with a through hole, a sealing plate for sealing the through hole is rotatably mounted in the through hole, the cleaning mechanism comprises a recovery box, the recovery box is fixedly mounted at the bottom end of the supporting seat, the recovery box is communicated with the inner cavity of the supporting seat, and an ejector rod for pushing the sealing plate to deflect relative to the through hole is fixedly mounted in the inner cavity of the supporting seat.
8. A multifunctional educational device in accordance with claim 7, wherein: the sealing plate is rotatably installed in the through hole through a third rotating shaft, a torsional spring is sleeved at the end part of the third rotating shaft, one end of the torsional spring is fixedly connected with the third rotating shaft, and the other end of the torsional spring is fixedly connected with the dust collecting box.
9. A multifunctional educational device in accordance with claim 7, wherein: and a vibration motor is fixedly mounted on the side wall of the supporting seat, and the output end of the vibration motor is in transmission connection with the supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299840.9A CN113829788A (en) | 2021-11-04 | 2021-11-04 | Multifunctional education equipment for education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299840.9A CN113829788A (en) | 2021-11-04 | 2021-11-04 | Multifunctional education equipment for education |
Publications (1)
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| CN2609776Y (en) * | 2003-01-28 | 2004-04-07 | 赖锡璜 | Eraser structure |
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| CN109080348A (en) * | 2018-09-28 | 2018-12-25 | 宋天仪 | A kind of blackboard scrape along blackboard eraser cleaning plant |
| CN111572250A (en) * | 2020-05-19 | 2020-08-25 | 刘必华 | Dust diffusion prevention type blackboard wiper |
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| CN2427345Y (en) * | 2000-03-28 | 2001-04-25 | 陈锋 | Arc shaped returning, semi-sealing and multi-functional type chalk-dust free blackboard wiper |
| CN2475575Y (en) * | 2001-05-19 | 2002-02-06 | 李伟奇 | Dustless blackboard eraser |
| CN2609776Y (en) * | 2003-01-28 | 2004-04-07 | 赖锡璜 | Eraser structure |
| CN104690037A (en) * | 2015-03-11 | 2015-06-10 | 徐州工业职业技术学院 | Automatic blackboard eraser cleaning machine |
| CN109080348A (en) * | 2018-09-28 | 2018-12-25 | 宋天仪 | A kind of blackboard scrape along blackboard eraser cleaning plant |
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