CN109986903B - A kind of teaching auxiliary system of cleanable blackboard - Google Patents
A kind of teaching auxiliary system of cleanable blackboard Download PDFInfo
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- CN109986903B CN109986903B CN201910431396.8A CN201910431396A CN109986903B CN 109986903 B CN109986903 B CN 109986903B CN 201910431396 A CN201910431396 A CN 201910431396A CN 109986903 B CN109986903 B CN 109986903B
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- 239000000428 dust Substances 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000017105 transposition Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 10
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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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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- Drawing Aids And Blackboards (AREA)
Abstract
A kind of teaching auxiliary system of cleanable blackboard disclosed by the invention, including wall, cavity for opening forward is equipped in the wall, blackboard is installed on inner wall on rear side of the cavity, the cavity is symmetrical in two sides inner walls up and down and what is be connected is equipped with sliding cavity, it is slidably equipped with movable plate between upper and lower two sliding cavities, is equipped with cleaning device in the movable plate；The present invention can quickly and effectively clean blackboard by two ways, and devise dedusting function, can effectively reduce leaking for chalk dust.
Description
Technical field
The present invention relates to tutor auxiliary platform apparatus field, specially a kind of teaching auxiliary system of cleanable blackboard.
Background technique
When wiping blackboard in classroom, since blackboard area is larger, and a large amount of chalk dust can be generated in wiping process,
Biggish injury can be generated to our body for a long time, and the wiping of large area can expend the more time, therefore set
Count a kind of cleanable blackboard teaching auxiliary system be it is really necessary to, the present invention can carry out blackboard by two ways fast
Fast effective cleaning, and dedusting function is devised, when can effectively reduce leaking for chalk dust, and save a large amount of
Between.
Summary of the invention
Technical problem:
When wiping blackboard, since blackboard area is larger, and chalk dust is more, and not only wiping gets up to expend the time larger,
And biggish injury can be generated to the body of people for a long time.
To solve the above problems, this example devises a kind of teaching auxiliary system of cleanable blackboard, one kind of this example can be clear
The teaching auxiliary system of clean blackboard, including wall, the wall is interior to be equipped with cavity for opening forward, on rear side of the cavity on inner wall
It is installed with blackboard, the cavity is symmetrical in the inner wall of two sides up and down and what is be connected is equipped with sliding cavity, upper and lower two sliding cavities
Between be slidably equipped with movable plate, cleaning device is equipped in the movable plate, the cunning of opening backwards is provided in the movable plate
Block chamber is slidably equipped with sliding shoe in the slide block chamber, and the sliding shoe rear end is fixed with connecting rod, the connection rod rear end
Be fixed with chain, inner wall is equipped with left rotating device and right rotating device on rear side of the cavity, the left rotating device with it is described
Right rotating device engagement is connected to the chain, and the right rotating device is located on the right side of the left rotating device, and the cavity is left
Dust-extraction unit is equipped in right two sides inner wall, the dust-extraction unit engagement is connected to the left rotating device and the dynamic dress of turning right
It sets.
Preferable, the cleaning device includes the rotating drum being set in the movable plate of opening backward, the rotation
Chamber is rotatably equipped with transposition shaft between two sides inner walls up and down, be installed on the transposition shaft circumference surface blackboard eraser with it is wet
Cloth, the wet cloth are located on the upside of the blackboard eraser, and what is be connected in inner wall on the downside of the rotating drum is equipped with belt chamber, the rotation
It is intracavitary and be fixed with bottom pulley that chamber lower end extends to the belt, and upper belt is rotatably equipped on front side of the bottom pulley
Wheel, the upper belt pulley are connect with the bottom pulley by belt, rotatable between the inner wall of two sides above and below the belt chamber
Equipped with belt dead axle, the upper belt pulley is fixed on the belt dead axle, is fixed with transposition on the belt dead axle periphery
Gear, the transposition gear are located on the downside of the upper belt pulley, and object chamber is changed in being equipped with for being connected in the rotating drum front inner wall,
It is described to change bilateral symmetry between the inner wall of object chamber or more two sides and be rotatably equipped with rotary shaft, it is connected on the rotary shaft periphery
Have a revolving door, it is described change be connected in inner wall on the downside of object chamber be equipped with rack chamber, the rotary shaft lower end extends to the rack gear
Intracavitary and be fixed with meshing gear, the meshing gear is located on the downside of the revolving door, the rotary shaft lower end and the rack gear
It is fixed with torsional spring between inner wall on the downside of chamber, the meshing gear is engaged with sliding rack close to symmetrical centre one end, described
Sliding rack upper end is fixed with active button.
Valuably, bilateral symmetry and what is be connected be equipped with spring cavity in inner wall on the downside of the rack chamber, in the spring cavity
It is slidably equipped with brake block, the brake block upper end is mutually butted on the sliding rack, the brake block lower end and the spring
Compressed spring is fixed between inner wall on the downside of chamber.
Preferable, the left rotating device includes four sprocket wheels rotatably set in the cavity, described in four
Sprocket wheel engages connection with the chain, and symmetrical above and below on inner wall on rear side of the cavity to be installed with dead axle block, upper and lower two described fixed
Hairbrush fixing axle is rotatably equipped between axis block, the dead axle block is installed with preceding fixed block far from symmetrical centre one end, described
Connecting shaft is rotatably equipped in preceding fixed block, the connecting shaft front end is installed with first bevel gear, and the first bevel gear is leaned on
Nearly symmetrical centre one end is engaged with upside bevel gear, and the upside bevel gear is respectively fixedly connected close to symmetrical centre one end in the hair
Brush fixing axle, the connection shaft rear end are installed with second bevel gear, are installed with link block, the company on inner wall on rear side of the cavity
It connects block and is located at the dead axle block far from symmetrical centre side, link block fixing axle is rotatably equipped in the link block, it is described
Link block fixing axle left end is installed with third hand tap gear, and what the third hand tap gear left end was meshed is equipped with drive bevel gear, left
Outrigger shaft is fixed in two sprocket wheels of side, the drive bevel gear is fixed on the outrigger shaft, the third hand tap gear
Right end is installed with the 4th bevel gear, and the 4th bevel gear engages with the second bevel gear.
Valuably, hairbrush is installed on the hairbrush fixing axle periphery, the hairbrush can offset with the blackboard eraser.
Preferable, the right rotating device includes the connection chamber being set on rear side of the cavity in inner wall being connected, institute
It is intracavitary rotatably equipped with sprocket wheel dead axle to state connection, sprocket wheel dead axle upper end extends in the cavity and is fixed on right side
Two sprocket wheels are fixed with Intermediate bevel gears on the sprocket wheel dead axle periphery, are connected in inner wall on the right side of the connection chamber
Be equipped with dead axle chamber, the dead axle it is intracavitary rotatably be equipped with transmission shaft, the transmission shaft left end extend to it is described connection it is intracavitary
And it is installed with the 5th bevel gear, the 5th bevel gear engages connection, inner wall on the right side of the dead axle chamber with the Intermediate bevel gears
What is be inside connected is equipped with drive cavity, and dead axle is rotatably equipped in the drive cavity, is fixed with the 6th on the dead axle periphery
Bevel gear, the transmission shaft right end extend in the drive cavity and are fixed with the 7th bevel gear, the 7th bevel gear upper end
It is engaged with the 6th bevel gear, the dead axle upper end extends in the cavity and is fixed with the 8th bevel gear, and the described 8th
Bevel gear engages close to symmetrical centre one end with the upside bevel gear.
Preferable, the dust-extraction unit includes the cam chamber being set in the cavity inner left wall being connected, described
Camshaft is rotatably equipped with before and after cam chamber in inner wall, before and after the camshaft rear and front end and the cam chamber between inner wall
Between be fixed with reduction torsion spring, be fixed on the camshaft periphery and determine spur gear and determine cam, it is described to determine cam and be located at institute
State the front side for determining spur gear, it is described to determine cam and offset with the movable plate, it is described to determine spur gear and nibbled far from symmetrical centre one end
Conjunction has stationary rack, and the stationary rack is fixed on mobile door-plate, and the cam chamber is far from connected in the inner wall of symmetrical centre side
Logical to be equipped with sliding chamber, the mobile door-plate can be slided up and down the cunning is intracavitary, and the cam chamber is far from symmetrical centre side
What is be connected on wall is equipped with vacuum chamber, and the vacuum chamber is located on the downside of the sliding chamber, and the vacuum chamber is far from symmetrical centre side
It is fixed with electric fan on inner wall, what is be connected on inner wall on the downside of the vacuum chamber is equipped with dust-collecting cavity, in the dust-collecting cavity slidably
Be equipped with water storage box；The rotation for determining spur gear drives the sliding of the stationary rack, and then drives the mobile door-plate
Upward sliding.
Valuably, touch switch, the touch switch and the electric wind are symmetrically arranged on inner wall at left and right sides of the cavity
Fan is electrically connected, and the touch switch can offset with the movable plate, and then starts the electric fan.
Valuably, the water storage box is provided with water, and the water in the water storage box enters can be by the storage in the dust-collecting cavity
The intracavitary dust absorbing of dirt.
The beneficial effects of the present invention are: the present invention can quickly and effectively clean blackboard by two ways, and
And dedusting function is devised, it can effectively reduce leaking for chalk dust.
Detailed description of the invention
The present invention is described in detail by following specific embodiments and drawings for ease of explanation,.
Fig. 1 is a kind of overall structure diagram of the teaching auxiliary system of cleanable blackboard of the invention；
Fig. 2 is the structural schematic diagram in direction " A-A " of Fig. 1；
Fig. 3 is the structural schematic diagram in direction " B-B " of Fig. 1；
Fig. 4 is the structural schematic diagram in direction " C-C " of Fig. 1；
Fig. 5 is the structural schematic diagram in direction " D-D " of Fig. 4；
Fig. 6 is the structural schematic diagram in direction " E-E " of Fig. 5；
Fig. 7 is the enlarged diagram of " F-F " of Fig. 4；
Fig. 8 is the structural schematic diagram in direction " G-G " of Fig. 1；
Fig. 9 is the structural schematic diagram in direction " H-H " of Fig. 1；
Figure 10 is the enlarged diagram of " I " of Fig. 1.
Specific embodiment
Below with reference to Fig. 1-Figure 10, the present invention is described in detail, for sake of convenience, now advises to hereafter described orientation
Fixed as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
The present invention relates to a kind of teaching auxiliary systems of cleanable blackboard, are mainly used in the cleaning of blackboard for education and remove
Dirt, below in conjunction with attached drawing of the present invention, the present invention will be further described:
A kind of teaching auxiliary system of cleanable blackboard of the present invention, including wall 10 are equipped in the wall 10
Cavity 90 for opening forward, is installed with blackboard 21 on the cavity side inner wall after 90s, right in about the 90 two sides inner wall of cavity
Claim and what is be connected is equipped with sliding cavity 19, is slidably equipped with movable plate 80, the shifting between upper and lower two sliding cavities 19
It is equipped with cleaning device 100 in movable plate 80, the slide block chamber 61 of opening backwards is provided in the movable plate 80, it can in the slide block chamber 61
Sliding is equipped with sliding shoe 34, and 34 rear end of sliding shoe is fixed with connecting rod 83, and 83 rear end of connecting rod is fixed with chain
22, the cavity side inner wall after 90s is equipped with left rotating device 101 and right rotating device 102, the left rotating device 101 and institute
It states the right engagement of rotating device 102 and is connected to the chain 22, it is right that the right rotating device 102 is located at the left rotating device 101
Side, 90 left and right sides inner wall of cavity is interior to be equipped with dust-extraction unit 103, and the engagement of dust-extraction unit 103 is connected to the left-hand rotation
Dynamic device 101 and the right rotating device 102.
According to embodiment, the cleaning device 100 is described in detail below, the cleaning device 100 includes opening
The rotating drum 62 being set in the movable plate 80 backward, rotatably equipped with changing between the about 62 two sides inner wall of rotating drum
Position shaft 49 is installed with blackboard eraser 54 and wet cloth 53 on 49 circumferential surface of transposition shaft, and the wet cloth 53 is positioned at described black
On the upside of blackboard eraser 54, what is be connected in the 62 downside inner wall of rotating drum is equipped with belt chamber 96, and 62 lower end of rotating drum extends to
In the belt chamber 96 and it is fixed with bottom pulley 48,48 front side of bottom pulley is rotatably equipped with upper belt pulley 79, institute
It states upper belt pulley 79 and is connect with the bottom pulley 48 by belt 50, be can be rotated between about the 96 two sides inner wall of belt chamber
Be equipped with belt dead axle 51, the upper belt pulley 79 is fixed on the belt dead axle 51, on 51 periphery of belt dead axle
It is fixed with transposition gear 40, the transposition gear 40 is located on the downside of the upper belt pulley 79, in 62 front inner wall of rotating drum
Object chamber 63 is changed in being equipped with for being connected, described to change bilateral symmetry between about 63 two sides inner wall of object chamber and be rotatably equipped with rotary shaft
55, be fixed with revolving door 58 on 55 periphery of rotary shaft, it is described change be connected in 63 downside inner wall of object chamber be equipped with rack gear
Chamber 59,55 lower end of rotary shaft extend in the rack chamber 59 and are fixed with meshing gear 56, the meshing gear 56
In 58 downside of revolving door, torsional spring is fixed between 59 downside inner wall of 55 lower end of rotary shaft and the rack chamber
60, the meshing gear 56 is engaged with sliding rack 64 close to symmetrical centre one end, and 64 upper end of sliding rack is fixed with master
Dynamic button 41.
Valuably, bilateral symmetry and what is be connected be equipped with spring cavity 75, the spring in the 59 downside inner wall of rack chamber
Brake block 74 is slidably equipped in chamber 75,74 upper end of brake block is mutually butted on the sliding rack 64, the brake block 74
Compressed spring 76 is fixed between 75 downside inner wall of lower end and the spring cavity.
According to embodiment, the left rotating device 101 is described in detail below, the left rotating device 101 includes
Four sprocket wheels 24 being rotatably set in the cavity 90, four sprocket wheels 24 engage connection with the chain 22, described
It is symmetrical above and below on cavity side inner wall after 90s to be installed with dead axle block 43, hair is rotatably equipped between upper and lower two dead axle blocks 43
Brush fixing axle 29, the dead axle block 43 are installed with preceding fixed block 31 far from symmetrical centre one end, can turn in the preceding fixed block 31
Dynamic is equipped with connecting shaft 35, and 35 front end of connecting shaft is installed with first bevel gear 32, and the first bevel gear 32 is close to symmetrical
Center one end is engaged with upside bevel gear 30, and the upside bevel gear 30 is respectively fixedly connected close to symmetrical centre one end in the hairbrush
Fixing axle 29,35 rear end of connecting shaft are installed with second bevel gear 39, are installed with link block on the cavity side inner wall after 90s
28, the link block 28 is located at the dead axle block 43 far from symmetrical centre side, the rotatable company of being equipped in the link block 28
Block fixing axle 37 is connect, 37 left end of link block fixing axle is installed with third hand tap gear 27, the 27 left end phase of third hand tap gear
Engagement is equipped with drive bevel gear 25, is fixed with outrigger shaft 26, the drive bevel gear 25 in the sprocket wheel 24 of two of left side
Be fixed on the outrigger shaft 26,27 right end of third hand tap gear is installed with the 4th bevel gear 36, the 4th bevel gear 36 with
The second bevel gear 39 engages.
Valuably, hairbrush 20 is installed on 29 periphery of hairbrush fixing axle, the hairbrush 20 can be with the blackboard eraser
54 offset.
According to embodiment, the right rotating device 102 is described in detail below, the right rotating device 102 includes
The connection chamber 73 being set in cavity side inner wall after 90s being connected, rotatably equipped with sprocket wheel dead axle in the connection chamber 73
23,23 upper end of sprocket wheel dead axle extends in the cavity 90 and is fixed on two sprocket wheels 24 on right side, the sprocket wheel
Intermediate bevel gears 72 are fixed on 23 periphery of dead axle, what is be connected in the connection 73 right side inner wall of chamber is equipped with dead axle chamber 65,
Transmission shaft 130 is rotatably equipped in the dead axle chamber 65,130 left end of transmission shaft extends in the connection chamber 73 and solid
Equipped with the 5th bevel gear 200, the 5th bevel gear 200 engages connection with the Intermediate bevel gears 72, and the dead axle chamber 65 is right
What is be connected in the inner wall of side is equipped with drive cavity 68, is rotatably equipped with dead axle 67,67 circumference of dead axle in the drive cavity 68
The 6th bevel gear 69 is fixed on face, 130 right end of transmission shaft extends in the drive cavity 68 and is fixed with the 7th cone tooth
Wheel 66,66 upper end of the 7th bevel gear is engaged with the 6th bevel gear 69, and 67 upper end of dead axle extends to the cavity
In 90 and it is fixed with the 8th bevel gear 70, the 8th bevel gear 70 nibbles close to symmetrical centre one end and the upside bevel gear 30
It closes.
According to embodiment, the dust-extraction unit 103 is described in detail below, the dust-extraction unit 103 includes being connected
The logical cam chamber 47 being set in 90 inner left wall of cavity is rotatably equipped with cam in the 47 front and back inner wall of cam chamber
Axis 44, between 47 front and back inner wall of 44 rear and front end of camshaft and the cam chamber between be fixed with reduction torsion spring 45, it is described
Be fixed on 44 periphery of camshaft and determine spur gear 13 and determine cam 12, it is described determine cam 12 positioned at it is described determine spur gear 13 before
Side, it is described to determine cam 12 and offset with the movable plate 80, it is described to determine spur gear 13 and be engaged with fixation far from symmetrical centre one end
Rack gear 14, the stationary rack 14 are fixed on mobile door-plate 81, and the cam chamber 47 is far from connected in the inner wall of symmetrical centre side
Logical to be equipped with sliding chamber 11, the mobile door-plate 81 can slide up and down in the sliding chamber 11, and the cam chamber 47 is far from symmetrical
What is be connected on the inner wall of heart side is equipped with vacuum chamber 15, and the vacuum chamber is located at 11 downside of sliding chamber, and the vacuum chamber 15 is remote
From electric fan 16 is fixed on the inner wall of symmetrical centre side, what is be connected on the 15 downside inner wall of vacuum chamber is equipped with dust-collecting cavity
17, water storage box 82 is slidably equipped in the dust-collecting cavity 17；The rotation for determining spur gear 13 drives the stationary rack 14
Sliding, and then drive the upward sliding of the mobile door-plate 81.
Valuably, touch switch 18, the touch switch 18 and institute are symmetrically arranged on 90 left and right sides inner wall of cavity
The electric connection of electric fan 16 is stated, the touch switch 18 can offset with the movable plate 80, and then start the electric fan 16.
Valuably, the water storage box 82 is provided with water, and the water in the water storage box 82, which enters in the dust-collecting cavity 17, to incite somebody to action
Dust absorbing in the dust-collecting cavity 17.
It is carried out below in conjunction with use step of the Fig. 1 to Figure 10 to the teaching auxiliary system of the cleanable blackboard of one of this paper
It is described in detail:
When original state, touch switch 18 is not powered on motor 38, the compression touch switch 18 of movable plate 80, at movable plate 80
In left restriction site.
After motor 38 and touch switch 18 are powered, sprocket wheel 24 is started turning, and then chain 22 is driven to slide, and then is driven and slided
Sliding of the motion block 34 in slide block chamber 61, and then the sliding of movable plate 80 is driven, since blackboard eraser 54 and blackboard 21 offset, in turn
Blackboard 21 can be cleaned, when movable plate 80 slides into right side restriction site, blackboard eraser 54 offsets with hairbrush 20, due to chain
22 can drive the rotation of right side sprocket wheel 24, and then the rotation with movable sprocket dead axle 23, and then drive the rotation of Intermediate bevel gears 72,
And then the rotation of the 5th bevel gear 200 is driven, and then drive the rotation of transmission shaft 130, and then drive turning for the 7th bevel gear 66
It is dynamic, and then the rotation of the 6th bevel gear 69 is driven, and then drive the rotation of dead axle 67, and then drive turning for the 8th bevel gear 70
It is dynamic, and then drive the rotation of upside bevel gear 30 not and then the rotation with electric brush fixing axle 29, and then turn with electric brush 20
It is dynamic, and then hairbrush 20 is enable to clean blackboard eraser 54, since touch switch 18, electric fan 16 are touched in 80 left end of movable plate
It opens, while the promotion of movable plate 80 is determined cam 12 and rotated down, and then drives and determine the rotation of spur gear 13, and then drive stationary rack
14 upward slidings, and then mobile 81 upward sliding of door-plate is driven, and then attract dust by electric fan 16, due to water storage
Box 82 is provided with water, and then absorbs to dust.
In addition, when needing to carry out blackboard wet wiping, we can manual rolling transposition gear 40, turn transposition
Axis 49 rotates, and wet cloth 53 is allowed to offset with blackboard 21, starts motor 38, moves movable plate 80, and then carries out wet wiping to blackboard
It wipes；When needing replacing blackboard eraser 54 and wet cloth 53, manual pull-up active button 41 opens revolving door 58, and then to blackboard
54 are wiped to be replaced with wet cloth 53.
The beneficial effects of the present invention are: the present invention can quickly and effectively clean blackboard by two ways, and
And dedusting function is devised, it can effectively reduce leaking for chalk dust.
In the above manner, those skilled in the art can be made within the scope of the invention according to operating mode it is various
Change.
Claims (9)
1. a kind of teaching auxiliary system of cleanable blackboard, including wall；
It is equipped with cavity for opening forward in the wall, is installed with blackboard, the cavity upper and lower two on rear side of the cavity on inner wall
It is symmetrical and what is be connected is equipped with sliding cavity in the inner wall of side, movable plate, institute are slidably equipped between upper and lower two sliding cavities
It states and is equipped with cleaning device in movable plate, be provided with the slide block chamber of opening backwards in the movable plate, it is slidable in the slide block chamber
Equipped with sliding shoe, the sliding shoe rear end is fixed with connecting rod, and the connection rod rear end is fixed with chain；
Inner wall is equipped with left rotating device and right rotating device, the left rotating device and the dynamic dress of turning right on rear side of the cavity
It sets engagement and is connected to the chain, the right rotating device is located on the right side of the left rotating device；
Be equipped with dust-extraction unit at left and right sides of the cavity in inner wall, the dust-extraction unit engagement be connected to the left rotating device with
And the right rotating device.
2. a kind of teaching auxiliary system of cleanable blackboard as described in claim 1, it is characterised in that: the cleaning device packet
The rotating drum being set in the movable plate of opening backward is included, is rotatably equipped with and changes between the inner wall of two sides above and below the rotating drum
Position shaft, blackboard eraser and wet cloth are installed on the transposition shaft circumference surface, and the wet cloth is located at the blackboard eraser upside, institute
State be connected on the downside of rotating drum in inner wall be equipped with belt chamber, it is intracavitary and be fixed with that the rotating drum lower end extends to the belt
Bottom pulley, the bottom pulley front side are rotatably equipped with upper belt pulley, and the upper belt pulley passes through with the bottom pulley
Belt connects, and is rotatably equipped with belt dead axle above and below the belt chamber between the inner wall of two sides, and the upper belt pulley is fixed on institute
It states on belt dead axle, transposition gear is fixed on the belt dead axle periphery, the transposition gear is located at the upper belt pulley
Object chamber is changed in downside, being equipped with for being connected in the rotating drum front inner wall, described to change object chamber left and right pair between the inner wall of two sides up and down
Claim and be rotatably equipped with rotary shaft, revolving door is fixed on the rotary shaft periphery, it is described to change phase in the inner wall of object chamber downside
Connection is equipped with rack chamber, and the rotary shaft lower end extends in the rack chamber and is fixed with meshing gear, the engaging tooth
Wheel is located on the downside of the revolving door, is fixed with torsional spring between inner wall on the downside of the rotary shaft lower end and the rack chamber, institute
It states meshing gear and is engaged with sliding rack close to symmetrical centre one end, the sliding rack upper end is fixed with active button.
3. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 2, it is characterised in that: on the downside of the rack chamber
Bilateral symmetry and what is be connected be equipped with spring cavity in inner wall, is slidably equipped with brake block, the brake block in the spring cavity
Upper end is mutually butted on the sliding rack, is fixed with compressed spring between inner wall on the downside of the brake block lower end and the spring cavity.
4. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 3, it is characterised in that: the left rotating device
Including rotatably setting four sprocket wheels in the cavity, four sprocket wheels engage connection, the cavity with the chain
It is symmetrical above and below on rear side inner wall to be installed with dead axle block, it is rotatably equipped with hairbrush fixing axle between upper and lower two dead axle blocks,
The dead axle block is installed with preceding fixed block far from symmetrical centre one end, is rotatably equipped with connecting shaft, institute in the preceding fixed block
It states connecting shaft front end and is installed with first bevel gear, the first bevel gear is engaged with upside bevel gear close to symmetrical centre one end,
The upside bevel gear is respectively fixedly connected close to symmetrical centre one end in the hairbrush fixing axle, and the connection shaft rear end is installed with
Two bevel gears are installed with link block on inner wall on rear side of the cavity, and the link block is located at the dead axle block far from symmetrical centre
Side is rotatably equipped with link block fixing axle in the link block, and link block fixing axle left end is installed with triconodont
Wheel, what the third hand tap gear left end was meshed is equipped with drive bevel gear, is fixed with outrigger shaft in two sprocket wheels in left side,
The drive bevel gear is fixed on the outrigger shaft, and the third hand tap gear right end is installed with the 4th bevel gear, the 4th cone
Gear is engaged with the second bevel gear.
5. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 4, it is characterised in that: the hairbrush fixing axle
Hairbrush is installed on periphery, the hairbrush can offset with the blackboard eraser.
6. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 4, it is characterised in that: the right rotating device
Including the connection chamber being set on rear side of the cavity in inner wall being connected, the connection is intracavitary to be rotatably equipped with sprocket wheel dead axle,
Sprocket wheel dead axle upper end extends in the cavity and is fixed on two sprocket wheels on right side, the sprocket wheel dead axle periphery
On be fixed with Intermediate bevel gears, what is be connected in inner wall on the right side of the connection chamber is equipped with dead axle chamber, and the dead axle is intracavitary rotatable
Be equipped with transmission shaft, it is intracavitary and be installed with the 5th bevel gear that the transmission shaft left end extends to the connection, the 5th cone tooth
Wheel engages connection with the Intermediate bevel gears, and what is be connected in inner wall on the right side of the dead axle chamber is equipped with drive cavity, the drive cavity
It is interior to be rotatably equipped with dead axle, the 6th bevel gear is fixed on the dead axle periphery, the transmission shaft right end extends to described
In drive cavity and it is fixed with the 7th bevel gear, the 7th bevel gear upper end is engaged with the 6th bevel gear, on the dead axle
End extends in the cavity and is fixed with the 8th bevel gear, and the 8th bevel gear is close to symmetrical centre one end and the upside
Bevel gear engagement.
7. a kind of teaching auxiliary system of cleanable blackboard as described in claim 1, it is characterised in that: the dust-extraction unit packet
The cam chamber being set in the cavity inner left wall being connected is included, is rotatably equipped with cam in inner wall before and after the cam chamber
Axis, before and after the camshaft rear and front end and the cam chamber between inner wall between be fixed with reduction torsion spring, the camshaft circle
Be fixed on circumferential surface and determine spur gear and determine cam, it is described to determine cam and be located at the front side for determining spur gear, it is described determine cam can be with
The movable plate offsets, and described to determine spur gear and be engaged with stationary rack far from symmetrical centre one end, the stationary rack is fixed on
Mobile door-plate, the cam chamber are equipped with sliding chamber far from what is be connected in the inner wall of symmetrical centre side, and the mobile door-plate can be in institute
State it is sliding it is intracavitary slide up and down, the cam chamber is equipped with vacuum chamber, the dust suction far from what is be connected on the inner wall of symmetrical centre side
Chamber is located on the downside of the sliding chamber, and the vacuum chamber is far from being fixed with electric fan on the inner wall of symmetrical centre side, under the vacuum chamber
What is be connected on the inner wall of side is equipped with dust-collecting cavity, is slidably equipped with water storage box in the dust-collecting cavity；The rotation for determining spur gear,
The sliding of the stationary rack is driven, and then drives the upward sliding of the mobile door-plate.
8. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 7, it is characterised in that: described cavity or so two
Touch switch is symmetrically arranged on the inner wall of side, the touch switch and the electric fan are electrically connected, and the touch switch can be with institute
It states movable plate to offset, and then starts the electric fan.
9. a kind of teaching auxiliary system of cleanable blackboard as claimed in claim 7, it is characterised in that: the water storage box is built-in
There is water, the water in the water storage box enters can be by the dust absorbing in the dust-collecting cavity in the dust-collecting cavity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431396.8A CN109986903B (en) | 2019-05-22 | 2019-05-22 | A kind of teaching auxiliary system of cleanable blackboard |
| PH12019050124A PH12019050124A1 (en) | 2019-05-22 | 2019-08-02 | An auxiliary teaching system for cleaning blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431396.8A CN109986903B (en) | 2019-05-22 | 2019-05-22 | A kind of teaching auxiliary system of cleanable blackboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109986903A CN109986903A (en) | 2019-07-09 |
| CN109986903B true CN109986903B (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910431396.8A Active CN109986903B (en) | 2019-05-22 | 2019-05-22 | A kind of teaching auxiliary system of cleanable blackboard |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109986903B (en) |
| PH (1) | PH12019050124A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2302901Y (en) * | 1997-06-26 | 1999-01-06 | 陈国庆 | Electrical blackboard wiper |
| CN201538151U (en) * | 2009-09-29 | 2010-08-04 | 王洋 | Self-cleaning blackboard |
| CN107443973A (en) * | 2017-08-08 | 2017-12-08 | 安徽状元郎电子科技有限公司 | A kind of double deck type interaction blackboard |
| CN108081823A (en) * | 2017-12-22 | 2018-05-29 | 沈艳 | It can automatic lifting blackboard for education |
| CN108340715A (en) * | 2018-01-30 | 2018-07-31 | 李泽霖 | It is a kind of can be to electronic blackboard that blackboard panel is back and forth wiped |
| CN109094261A (en) * | 2018-08-30 | 2018-12-28 | 屈吕成 | A kind of driven blackboard |
-
2019
- 2019-05-22 CN CN201910431396.8A patent/CN109986903B/en active Active
- 2019-08-02 PH PH12019050124A patent/PH12019050124A1/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2302901Y (en) * | 1997-06-26 | 1999-01-06 | 陈国庆 | Electrical blackboard wiper |
| CN201538151U (en) * | 2009-09-29 | 2010-08-04 | 王洋 | Self-cleaning blackboard |
| CN107443973A (en) * | 2017-08-08 | 2017-12-08 | 安徽状元郎电子科技有限公司 | A kind of double deck type interaction blackboard |
| CN108081823A (en) * | 2017-12-22 | 2018-05-29 | 沈艳 | It can automatic lifting blackboard for education |
| CN108340715A (en) * | 2018-01-30 | 2018-07-31 | 李泽霖 | It is a kind of can be to electronic blackboard that blackboard panel is back and forth wiped |
| CN109094261A (en) * | 2018-08-30 | 2018-12-28 | 屈吕成 | A kind of driven blackboard |
Also Published As
| Publication number | Publication date |
|---|---|
| PH12019050124A1 (en) | 2020-12-02 |
| CN109986903A (en) | 2019-07-09 |
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Effective date of registration: 20231023 Address after: 2507, 21st Floor, Building 2, No. 128 South Fourth Ring West Road, Fengtai District, Beijing, 100070 Patentee after: BEIJING HUACHUANG HULIAN TECHNOLOGY CO.,LTD. Address before: 321000 Second Floor, 125 Fangfu Road, Xikeng, Yushan Town, Pan'an County, Jinhua City, Zhejiang Province Patentee before: Pan'an Sion Electronics Co.,Ltd. |
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