CN109094261A - A kind of driven blackboard - Google Patents
A kind of driven blackboard Download PDFInfo
- Publication number
- CN109094261A CN109094261A CN201811006195.5A CN201811006195A CN109094261A CN 109094261 A CN109094261 A CN 109094261A CN 201811006195 A CN201811006195 A CN 201811006195A CN 109094261 A CN109094261 A CN 109094261A
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- CN
- China
- Prior art keywords
- working chamber
- chamber
- rotation
- blackboard
- connection
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- 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
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
A kind of driven blackboard of the invention, including apparatus main body, it is set to the intracorporal cleaning device of described device master and is set to the intracorporal lifting device of described device master, the cleaning device includes being set to the intracorporal cavity of described device master, the cavity upper and lower sides end wall connection is equipped with the opposite sliding slot that is open, sliding block is slidably connected in the sliding slot, the workbench being slidably connected with the cavity is installed between the sliding block, it is equipped with the first working chamber in the workbench, is installed with first motor in end wall on the left of first working chamber；The present apparatus can be automated and be cleaned to blackboard, will be focused on after the dust absorbing wiped across, reduced influence of the chalk dust to health of human body, and facilitate the service time of personnel, improved work efficiency.
Description
Technical field
The present invention relates to teaching equipment field, specifically a kind of driven blackboard.
Background technique
China is a populous nation, and education is the foundation stone of the rejuvenation of the nation, social progress, with constantly mentioning for living standard
Height, the miscellaneous blackboard of appearance, traditional blackboard require manual wipping blackboard, and generate in wiping process a large amount of
Dust can also have an impact to the health of people, how it is intelligentized carry out blackboard wiping work, facilitate the fortune of personnel
The time is sought, convenience is provided to teaching, improves the working efficiency of teaching, therefore designs a kind of one kind that can voluntarily work
Driven blackboard it is really necessary to.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of driven blackboards, are able to solve above-mentioned show in the art
Problem.
The present invention is achieved through the following technical solutions: a kind of driven blackboard of the invention, including apparatus main body, sets
It is placed in the intracorporal cleaning device of described device master and is set to the intracorporal lifting device of described device master, the cleaning device packet
It includes and is set to the intracorporal cavity of described device master, the cavity upper and lower sides end wall connection is equipped with the opposite sliding slot that is open, the cunning
It is slidably connected with sliding block in slot, the workbench being slidably connected with the cavity, the work are installed between the sliding block
It is equipped with the first working chamber in platform, is installed with first motor, the first working chamber right side on the left of first working chamber in end wall
It is equipped with the second working chamber in end wall, is installed with and is extended into the right in second working chamber on the output shaft of the first motor
Transmission shaft, first bevel gear is installed on the transmission shaft, and the first bevel gear upper end engagement is connected with the second cone tooth
Wheel, the interior gear cavity for being equipped with opening upwards of the first working chamber upside end wall, the second bevel gear axle center is installed with upwards
The first rotary shaft of the gear cavity is extended into, first rotary shaft upper end is installed with third hand tap gear, the triconodont
Wheel right end engagement is connected with the 4th bevel gear, and the 4th bevel gear axle center is installed with both ends and the gear cavity left and right sides
End wall is rotatably assorted the second rotary shaft of connection, is installed with the first spur gear, first spur gear in second rotary shaft
Upper end engagement is connected with the first rack gear for being fixedly arranged on end wall on the upside of the cavity, is installed with first band on the transmission shaft
It takes turns, connection is equipped with the first belt chamber on the downside of first working chamber, and it is connected on the downside of the first belt chamber and is equipped with belt wheel chamber, first
Belt wheel is rotatably assorted by belt is connected with the second belt wheel, and second belt wheel axle center is installed on the left of left end and the belt wheel chamber
It is rotatably assorted and connection and extends into the third rotary shaft in second working chamber to the right, the is installed in the third rotary shaft
Three belt wheels, connection is equipped with the second belt chamber on the downside of the belt wheel chamber, and connection is equipped with what Open Side Down on the downside of the second belt chamber
Third working chamber, the third belt wheel is rotatably assorted by belt is connected with the 4th belt wheel, and the 4th belt wheel chamber axle center is fixed
There are both ends to be rotatably assorted respectively with the third working chamber left and right sides end wall the 4th rotary shaft of connection, in the 4th rotary shaft
It is installed with the second spur gear, the engagement of second spur gear lower end, which is connected with, is fixedly arranged on second of end wall on the downside of the cavity
The first turbine and the second turbine, first turbine and institute are respectively equipped in rack gear, the transmission shaft and the third rotary shaft
It states the second turbine and is equipped with and be fixedly arranged on the second working chamber upper and lower sides end wall respectively and opening the first protective cover to the right and the
Powder box, the transmission shaft are connected with by connecting tube on the left of two protective covers, first protective cover and second protective cover
The first blackboard eraser and the second blackboard eraser are installed with the third rotary shaft right end.
The lifting device includes being set to intracorporal 4th working chamber of described device master as a preferred technical solution,
It is installed with the second motor on rear side of 4th working chamber in end wall, the output shaft of second motor is installed with front end and described the
End wall is rotatably assorted the 5th rotary shaft of connection on front side of four working chambers, is installed with the first reel in the 5th rotary shaft, institute
Side wall is installed with the first fixing axle before and after stating the 4th working chamber, is rotatably assorted in first fixing axle and is connected with the second coiling
Wheel, connection is equipped with line chamber on the downside of the 4th working chamber, connection is equipped with that left side is connected to the cavity on the downside of the line chamber the
Five working chambers, the 5th working chamber front and back side wall connection are equipped with the opposite first sliding groove that is open, and first reel is logical
It crosses line and is connected with and abut with first blackboard eraser and second blackboard eraser right side and be slidably matched with the first sliding groove
The blackboard of connection, the 5th working chamber upside connection are equipped with line wheel chamber, and it is solid to be installed with second for side wall before and after the line wheel chamber
Dead axle is rotatably assorted in second fixing axle and is connected with third reel, and wall connection in side is set before and after the 5th working chamber
There is the opposite second sliding slot that is open, throwing screen is slidably connected in the second sliding slot, between the blackboard and throwing screen
It is connected with the line around third reel, connection is equipped with third sliding slot, the third sliding slot right side on the right side of the 5th working chamber
Connection is equipped with the 4th sliding slot, described to throw the support symmetrical above and below being installed with third sliding slot sliding connection of screen right side
Block, the supporting block right end are installed with the sliding block with the 4th sliding slot sliding connection.
It is symmetrical before and after described device body interior structure as a preferred technical solution, and work simultaneously.
Described method includes following steps:
Firstly, carrying out the cleaning of blackboard, operator starts first motor and drives transmission shaft rotation, and transmission shaft passes through the first cone tooth
Wheel drives first pulley rotation, to drive the rotation of third rotary shaft by the second belt wheel, then drives the first turbine and second
Turbine rotation, while the first blackboard eraser and the rotation of the second blackboard eraser are driven, third rotary shaft drives the 4th band by third belt wheel
Wheel rotation, to drive the rotation of the second spur gear by the 4th rotary shaft, at the same time, transmission shaft is driven by first bevel gear
Second bevel gear rotation then drives the by the 4th bevel gear to drive third hand tap gear rotation by the first rotary shaft
The rotation of two rotary shafts, it is final to drive the rotation of the first spur gear, to drive workbench to move toward one another, in the mistake of working table movement
Cheng Zhong completes the work of blackboard-cleaning, and dust is inhaled into powder box under the action of the first turbine and the second turbine, periodically collects
Middle processing.
Secondly, when using projection, the second motor of starting drives the rotation of the 5th rotary shaft when needing replacing teaching scene, from
And drive blackboard to move up by line, and it is final that throwing screen is driven to move down, it completes blackboard and throws the replacement between screen.
The beneficial effects of the present invention are: the configuration of the present invention is simple, easy to operate, the cleaning of blackboard is carried out by the present apparatus
When, operator starts first motor and drives transmission shaft rotation, and transmission shaft drives first pulley to rotate by first bevel gear, from
And the rotation of third rotary shaft is driven by the second belt wheel, the first turbine and the second turbine rotation are then driven, while driving first
Blackboard eraser and the rotation of the second blackboard eraser, third rotary shaft drive the rotation of the 4th belt wheel by third belt wheel, to pass through the 4th rotation
Shaft drives the rotation of the second spur gear, and at the same time, transmission shaft drives second bevel gear to rotate by first bevel gear, thus logical
It crosses the first rotary shaft and drives third hand tap gear rotation, the rotation of the second rotary shaft is then driven by the 4th bevel gear, it is final to drive
The rotation of first spur gear, so that workbench be driven to move toward one another, during working table movement, completes the work of blackboard-cleaning
Make, dust is inhaled into powder box under the action of the first turbine and the second turbine, is periodically focused on, and is imparted knowledge to students when needing replacing
Scene, when using projection, the second motor of starting drives the rotation of the 5th rotary shaft, to drive blackboard to move up by line, most
It drives to throw to shield eventually and move down, complete blackboard and throw the replacement between screen, the present apparatus can be automated and be cleaned to blackboard, will wipe
It is focused on after the dust absorbing wiped, when reducing influence of the chalk dust to health of human body, and facilitating the operation of personnel
Between, it improves work efficiency.
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 schematic diagram of internal structure of driven blackboard of the invention；
Fig. 2 is the right side view in direction " A-A " in Fig. 1；
Fig. 3 is the right view top view in direction " B-B " in Fig. 1；
Fig. 4 is the schematic top plan view in direction " C-C " in Fig. 1.
Specific embodiment
As Figure 1-Figure 4, a kind of driven blackboard of the invention, including apparatus main body 10, it is set to described device main body
Cleaning device in 10 and the lifting device being set in described device main body 10, the cleaning device include be set to it is described
Cavity 11 in apparatus main body 10,11 upper and lower sides end wall of the cavity connection are equipped with the opposite sliding slot 12 that is open, the sliding slot 12
It is inside slidably connected with sliding block 13, the workbench 14 being slidably connected with the cavity 11, institute are installed between the sliding block 13
It states and is equipped with the first working chamber 15 in workbench 14, be installed with first motor 16 in the 15 left side end wall of the first working chamber, it is described
It is equipped with the second working chamber 17 in first working chamber, 11 right side end wall, is installed on the output shaft of the first motor 16 and extends to the right
Enter the transmission shaft 18 in second working chamber 17, first bevel gear 19, the first cone tooth are installed on the transmission shaft 18
It takes turns the engagement of 19 upper ends and is connected with second bevel gear 20, the tooth of opening upwards is equipped in the 15 upside end wall of the first working chamber
Chamber 21 is taken turns, 20 axle center of second bevel gear is installed with the first rotary shaft 22 for extending upwardly into the gear cavity 21, and described the
One rotary shaft, 22 upper end is installed with third hand tap gear 23, and 23 right end of the third hand tap gear engagement is connected with the 4th bevel gear
24, the second rotation of connection that 24 axle center of the 4th bevel gear is installed with both ends and the 21 left and right sides end wall of gear cavity is rotatably assorted
Shaft 25, the first spur gear 26 is installed in second rotary shaft 25, and 26 upper end of the first spur gear engagement is cooperatively connected
There is the first rack gear 27 for being fixedly arranged on the 11 upside end wall of cavity, is installed with first pulley 28 on the transmission shaft 18, described
Connection is equipped with the first belt chamber 29 on the downside of one working chamber 15, is connected on the downside of the first belt chamber 29 and is equipped with belt wheel chamber 30, and first
Belt wheel 28 is rotatably assorted by belt is connected with the second belt wheel 31, and 31 axle center of the second belt wheel is installed with left end and the belt wheel
30 left pivot movement of chamber is cooperatively connected and extends into the third rotary shaft 32 in second working chamber 17, the third rotation to the right
Third belt wheel 33 is installed on axis 32, connection is equipped with the second belt chamber 34, the second belt chamber 34 on the downside of the belt wheel chamber 30
Downside connection is equipped with the third working chamber 35 that Open Side Down, and the third belt wheel 33 is rotatably assorted by belt is connected with the 4th band
Wheel 36,36 axle center of the 4th belt wheel chamber are installed with both ends and are rotatably assorted respectively with the 36 left and right sides end wall of third working chamber company
The 4th rotary shaft 37 connect is installed with the second spur gear 38 in the 4th rotary shaft 37, and 38 lower end of the second spur gear is nibbled
Conjunction is connected with the second rack gear 39 for being fixedly arranged on the 11 downside end wall of cavity, the transmission shaft 18 and the third rotary shaft
The first turbine 40 and the second turbine 41 are respectively equipped on 32, first turbine 40 and second turbine 41 are equipped with solid respectively
Set on the 17 upper and lower sides end wall of the second working chamber and opening the first protective cover 42 and the second protective cover 43 to the right, described first
Powder box 44, the transmission shaft 18 and the third are connected with by connecting tube on the left of protective cover 42 and second protective cover 43
32 right end of rotary shaft is installed with the first blackboard eraser 45 and the second blackboard eraser 46.
The lifting device includes the 4th working chamber 47 being set in described device main body 10,47 rear side of the 4th working chamber
The second motor 48 is installed in end wall, the output shaft of second motor 48 is installed with 47 front side of front end and the 4th working chamber
End wall is rotatably assorted the 5th rotary shaft 49 of connection, is installed with the first reel 50 in the 5th rotary shaft 49, and the described 4th
47 front and back side wall of working chamber is installed with the first fixing axle 51, is rotatably assorted in first fixing axle 51 and is connected with the second coiling
52 are taken turns, connection is equipped with line chamber 53 on the downside of the 4th working chamber 47, and connection is equipped with left side and the cavity on the downside of the line chamber 53
5th working chamber 54 of 11 connections, 54 front and back side wall of the 5th working chamber connection are equipped with the opposite first sliding groove 55 that is open,
First reel 50 be connected with by line abutted with first blackboard eraser 45 and 46 right side of the second blackboard eraser and
With the blackboard 56 of the first sliding groove 55 sliding connection, connection is equipped with line wheel chamber 57, institute on the upside of the 5th working chamber 54
State 57 front and back side wall of line wheel chamber and be installed with the second fixing axle 58, be rotatably assorted in second fixing axle 58 be connected with third around
Line wheel 59,54 front and back side wall of the 5th working chamber connection are equipped with the opposite second sliding slot 60 that is open, the second sliding slot 60
It is inside slidably connected with throwing screen 61, is connected between the blackboard 56 and throwing screen 61 around the line of third reel 59,
Connection is equipped with third sliding slot 62 on the right side of 5th working chamber 54, and connection is equipped with the 4th sliding slot 63 on the right side of the third sliding slot 62,
It is described to throw 61 right sides of the screen supporting block 64 symmetrical above and below being installed with the third sliding slot 62 sliding connection, the support
64 right end of block is installed with the sliding block 65 with the 4th sliding slot 63 sliding connection.
Valuably, symmetrical before and after 10 internal structure of described device main body, and work simultaneously.
Described method includes following steps:
Firstly, carrying out the cleaning of blackboard, operator starts first motor 16 and transmission shaft 18 is driven to rotate, and transmission shaft 18 passes through the
One bevel gear 19 drives first pulley 28 to rotate, to drive third rotary shaft 32 to rotate by the second belt wheel 31, then drives
First turbine 40 and the rotation of the second turbine 41, while driving the first blackboard eraser 45 and the rotation of the second blackboard eraser 46, third rotary shaft
32 drive the rotation of the 4th belt wheel 36 by third belt wheel 33, so that the rotation of the second spur gear 38 is driven by the 4th rotary shaft 37,
At the same time, transmission shaft 18 drives second bevel gear 20 to rotate by first bevel gear 19, to pass through 22 band of the first rotary shaft
Dynamic third hand tap gear 23 rotates, and then drives the rotation of the second rotary shaft 25 by the 4th bevel gear 24, final to drive the first straight-tooth
26 rotation of wheel during workbench 14 moves, completes the work of blackboard-cleaning so that workbench 14 be driven to move toward one another
Make, dust is inhaled into powder box 44 under the action of the first turbine 40 and the second turbine 41, is periodically focused on.
Secondly, when using projection, the second motor 48 of starting drives 49 turns of the 5th rotary shaft when needing replacing teaching scene
Dynamic, to drive blackboard 56 to move up by line, final drive is thrown screen 61 and is moved down, and completes blackboard 56 and throw to shield between 61
Replacement.
When carrying out the cleaning of blackboard by the present apparatus, operator starts first motor 16 and transmission shaft 18 is driven to rotate, and passes
Moving axis 18 drives first pulley 28 to rotate by first bevel gear 19, to drive 32 turns of third rotary shaft by the second belt wheel 31
It is dynamic, then drive the first turbine 40 and the second turbine 41 to rotate, while driving the first blackboard eraser 45 and the rotation of the second blackboard eraser 46,
Third rotary shaft 32 drives the rotation of the 4th belt wheel 36 by third belt wheel 33, to drive the second straight-tooth by the 4th rotary shaft 37
38 rotation of wheel, at the same time, transmission shaft 18 drives second bevel gear 20 to rotate by first bevel gear 19, to pass through the first rotation
Shaft 22 drives third hand tap gear 23 to rotate, and then drives the rotation of the second rotary shaft 25 by the 4th bevel gear 24, final to drive
The rotation of first spur gear 26 during workbench 14 moves, completes blackboard eraser so that workbench 14 be driven to move toward one another
The work wiped, dust are inhaled into powder box 44 under the action of the first turbine 40 and the second turbine 41, are periodically focused on, when
Teaching scene is needed replacing, when using projection, the second motor 48 of starting drives the rotation of the 5th rotary shaft 49, to drive by line
Blackboard 56 moves up, final that throwing screen 61 is driven to move down, and completes blackboard 56 and throws the replacement between screen 61.
The beneficial effects of the present invention are: the configuration of the present invention is simple, easy to operate, the cleaning of blackboard is carried out by the present apparatus
When, operator starts first motor and drives transmission shaft rotation, and transmission shaft drives first pulley to rotate by first bevel gear, from
And the rotation of third rotary shaft is driven by the second belt wheel, the first turbine and the second turbine rotation are then driven, while driving first
Blackboard eraser and the rotation of the second blackboard eraser, third rotary shaft drive the rotation of the 4th belt wheel by third belt wheel, to pass through the 4th rotation
Shaft drives the rotation of the second spur gear, and at the same time, transmission shaft drives second bevel gear to rotate by first bevel gear, thus logical
It crosses the first rotary shaft and drives third hand tap gear rotation, the rotation of the second rotary shaft is then driven by the 4th bevel gear, it is final to drive
The rotation of first spur gear, so that workbench be driven to move toward one another, during working table movement, completes the work of blackboard-cleaning
Make, dust is inhaled into powder box under the action of the first turbine and the second turbine, is periodically focused on, and is imparted knowledge to students when needing replacing
Scene, when using projection, the second motor of starting drives the rotation of the 5th rotary shaft, to drive blackboard to move up by line, most
It drives to throw to shield eventually and move down, complete blackboard and throw the replacement between screen, the present apparatus can be automated and be cleaned to blackboard, will wipe
It is focused on after the dust absorbing wiped, when reducing influence of the chalk dust to health of human body, and facilitating the operation of personnel
Between, it improves work efficiency.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (3)
1. a kind of driven blackboard of the invention, including apparatus main body, it is set to the intracorporal cleaning device of described device master and sets
It is placed in the intracorporal lifting device of described device master, it is characterised in that: the cleaning device includes being set in described device main body
Cavity, cavity upper and lower sides end wall connection is equipped with the opposite sliding slot that is open, is slidably connected with sliding block in the sliding slot,
It is installed with the workbench being slidably connected with the cavity between the sliding block, the first working chamber is equipped in the workbench, it is described
First motor is installed on the left of first working chamber in end wall, is equipped with the second working chamber, institute on the right side of first working chamber in end wall
State the transmission shaft for being installed with and being extended into the right in second working chamber on the output shaft of first motor, it is fixed on the transmission shaft
There is first bevel gear, the first bevel gear upper end engagement is connected with second bevel gear, first working chamber upside
The gear cavity of opening upwards is equipped in wall, the second bevel gear axle center is installed with the first rotation for extending upwardly into the gear cavity
Shaft, first rotary shaft upper end are installed with third hand tap gear, and the third hand tap gear right end engagement is connected with the 4th
Bevel gear, the second rotation of connection that the 4th bevel gear axle center is installed with both ends and the gear cavity left and right sides end wall is rotatably assorted
Shaft is installed with the first spur gear in second rotary shaft, and the engagement of first spur gear upper end, which is connected with, to be fixedly arranged on
First rack gear of end wall on the upside of the cavity is installed with first pulley, connection on the downside of first working chamber on the transmission shaft
Equipped with the first belt chamber, connection is equipped with belt wheel chamber on the downside of the first belt chamber, and first pulley is rotatably assorted connection by belt
There is the second belt wheel, second belt wheel axle center is installed with left end and is cooperatively connected with the belt wheel chamber left pivot movement and extends into the right
Third rotary shaft in second working chamber is installed with third belt wheel in the third rotary shaft, connects on the downside of the belt wheel chamber
Logical to be equipped with the second belt chamber, connection is equipped with the third working chamber that Open Side Down, the third belt wheel on the downside of the second belt chamber
It is rotatably assorted by belt and is connected with the 4th belt wheel, the 4th belt wheel chamber axle center is installed with both ends and works respectively with the third
Chamber left and right sides end wall is rotatably assorted the 4th rotary shaft of connection, is installed with the second spur gear in the 4th rotary shaft, and described
The engagement of two spur gear lower ends is connected with the second rack gear for being fixedly arranged on end wall on the downside of the cavity, the transmission shaft and described the
The first turbine and the second turbine are respectively equipped in three rotary shafts, first turbine and second turbine are equipped with fixed respectively
In the second working chamber upper and lower sides end wall and opening the first protective cover and the second protective cover to the right, first protective cover and
Powder box is connected with by connecting tube on the left of second protective cover, the transmission shaft and the third rotary shaft right end are installed with
First blackboard eraser and the second blackboard eraser.
2. a kind of driven blackboard according to claim 1, it is characterised in that: the lifting device includes being set to the dress
Set main intracorporal 4th working chamber, be installed with the second motor on rear side of the 4th working chamber in end wall, second motor it is defeated
Shaft is installed with end wall on front side of front end and the 4th working chamber and is rotatably assorted the 5th rotary shaft of connection, the 5th rotary shaft
On be installed with the first reel, side wall is installed with the first fixing axle before and after the 4th working chamber, in first fixing axle
It is rotatably assorted and is connected with the second reel, connection is equipped with line chamber on the downside of the 4th working chamber, and connection is equipped on the downside of the line chamber
The 5th working chamber that left side is connected to the cavity, the 5th working chamber front and back side wall connection are equipped with opposite first that be open
Sliding slot, first reel be connected with by line abutted with first blackboard eraser and second blackboard eraser right side and with
The blackboard of the first sliding groove sliding connection, the 5th working chamber upside, which is connected to, is equipped with line wheel chamber, before the line wheel chamber
Rear side end wall is installed with the second fixing axle, is rotatably assorted in second fixing axle and is connected with third reel, the 5th work
Wall connection in side is equipped with the opposite second sliding slot that is open before and after making chamber, and throwing screen, institute are slidably connected in the second sliding slot
It states and is connected between blackboard and throwing screen around the line of third reel, it is sliding that the 5th working chamber right side connection is equipped with third
Slot, third sliding slot right side connection are equipped with the 4th sliding slot, and symmetrical above and below be installed in throwing screen right side is slided with the third
The supporting block of slot sliding connection, the supporting block right end are installed with the sliding block with the 4th sliding slot sliding connection.
3. a kind of driven blackboard according to claim 1, it is characterised in that: right before and after described device body interior structure
Claim, and works simultaneously;Described method includes following steps:
Firstly, carrying out the cleaning of blackboard, operator starts first motor and drives transmission shaft rotation, and transmission shaft passes through the first cone tooth
Wheel drives first pulley rotation, to drive the rotation of third rotary shaft by the second belt wheel, then drives the first turbine and second
Turbine rotation, while the first blackboard eraser and the rotation of the second blackboard eraser are driven, third rotary shaft drives the 4th band by third belt wheel
Wheel rotation, to drive the rotation of the second spur gear by the 4th rotary shaft, at the same time, transmission shaft is driven by first bevel gear
Second bevel gear rotation then drives the by the 4th bevel gear to drive third hand tap gear rotation by the first rotary shaft
The rotation of two rotary shafts, it is final to drive the rotation of the first spur gear, to drive workbench to move toward one another, in the mistake of working table movement
Cheng Zhong completes the work of blackboard-cleaning, and dust is inhaled into powder box under the action of the first turbine and the second turbine, periodically collects
Middle processing;Secondly, when using projection, the second motor of starting drives the rotation of the 5th rotary shaft when needing replacing teaching scene, thus
Blackboard is driven to move up by line, it is final that throwing screen is driven to move down, it completes blackboard and throws the replacement between screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006195.5A CN109094261A (en) | 2018-08-30 | 2018-08-30 | A kind of driven blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006195.5A CN109094261A (en) | 2018-08-30 | 2018-08-30 | A kind of driven blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109094261A true CN109094261A (en) | 2018-12-28 |
Family
ID=64864576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006195.5A Withdrawn CN109094261A (en) | 2018-08-30 | 2018-08-30 | A kind of driven blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109094261A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986903A (en) * | 2019-05-22 | 2019-07-09 | 磐安西昂电子有限公司 | A kind of teaching auxiliary system of cleanable blackboard |
| CN110328990A (en) * | 2019-06-28 | 2019-10-15 | 嘉兴悦珂贸易有限公司 | A kind of electronic equipment and mobile unit using gesture operation |
-
2018
- 2018-08-30 CN CN201811006195.5A patent/CN109094261A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986903A (en) * | 2019-05-22 | 2019-07-09 | 磐安西昂电子有限公司 | A kind of teaching auxiliary system of cleanable blackboard |
| CN109986903B (en) * | 2019-05-22 | 2019-11-22 | 磐安西昂电子有限公司 | A kind of teaching auxiliary system of cleanable blackboard |
| CN110328990A (en) * | 2019-06-28 | 2019-10-15 | 嘉兴悦珂贸易有限公司 | A kind of electronic equipment and mobile unit using gesture operation |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181228 |
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| WW01 | Invention patent application withdrawn after publication |