CN108528103A - One kind being convenient for clean blackboard - Google Patents
One kind being convenient for clean blackboard Download PDFInfo
- Publication number
- CN108528103A CN108528103A CN201810449581.5A CN201810449581A CN108528103A CN 108528103 A CN108528103 A CN 108528103A CN 201810449581 A CN201810449581 A CN 201810449581A CN 108528103 A CN108528103 A CN 108528103A
- Authority
- CN
- China
- Prior art keywords
- support shaft
- clipboard
- winding roller
- rubber tube
- convenient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
Landscapes
- Cleaning In General (AREA)
Abstract
The present invention relates to a kind of teaching aids, it is specially a kind of to be convenient for clean blackboard, including clipboard, the support shaft of hollow irony is horizontally arranged on clipboard, support shaft sliding setting, spongy layer is provided in support shaft, spongy layer offsets with clipboard, clipboard bottom is provided with cleaning chamber, cleaning intracavitary is symmetrically arranged with the first winding roller, the first rubber tube is connected between first winding roller and support the end of the shaft, the end closure that first rubber tube is connect with the first winding roller, the other end is connected to support shaft, the distance between first winding roller is equal to the length of support shaft, it is symmetrically arranged with the second winding roller at the top of clipboard.The present invention can reduce the clean cost of labor of blackboard, prevent dust from wafting and briming with the health for endangering student and teacher.
Description
Technical field
The present invention relates to a kind of teaching aids, specially a kind of to be convenient for clean blackboard.
Background technology
Blackboard is the tool of class-teaching of teacher indispensability, and when teachers ' teaching is required to chalk in the enterprising andante book of blackboard, teaching
Blackboard is wiped to clean blackboard using blackboard eraser by student or teacher after the completion.Since the ingredient of chalk is calcium sulfate
A kind of white depositions, it is not easy to be decomposed, particle is bigger than dust, therefore during blackboard wiping, is written on blackboard
On writing can form dust and waft and brim in the air, easily sucked by student, endanger student's health.In addition, petite for stature
Student, the top of blackboard can not be got at, therefore thoroughly comprehensive cleaning can not be carried out to blackboard, need teacher or other
Raw to carry out secondary wiping to blackboard, this adds increased the clean costs of labor of blackboard.
Invention content
The invention is intended to provide one kind to prevent chalk from producing to reduce the clean cost of labor of blackboard convenient for clean blackboard
Raw dust wafts and brims with the health for endangering student and teacher.
In order to achieve the above object, the present invention provides the following technical solutions：
One kind being convenient for clean blackboard, including clipboard, is provided with water tank at the top of clipboard, is horizontally arranged on clipboard
The support shaft of hollow irony is provided with water storage mechanism in support shaft, spongy layer, spongy layer and clipboard is provided in support shaft
It offsets, clipboard both sides are provided with sliding slot, and support shaft both ends are both provided with the sliding block that can be slided in sliding slot, and clipboard bottom is set
It is equipped with cleaning chamber, cleaning chamber is connected to sliding slot, and cleaning intracavitary is symmetrically arranged with the first winding roller, the first winding roller and support shaft end
The first rubber tube is connected between portion, an end closure, the other end and the support shaft that the first rubber tube is connect with the first winding roller connect
Logical, the distance between first winding roller is equal to the length of support shaft, and the opposite one end of the first winding roller is provided with retaining mechanism, book
It writes and is symmetrically arranged with the second winding roller at the top of plate, the second rubber tube, the second rubber tube both ends difference are wound on the second winding roller
It is connected to support shaft and water tank, the first winding roller and the second winding roller are respectively connected with driving mechanism, and clipboard bottom is provided with out
It closes, switch is electrically connected with driving mechanism.
The principle of this programme is：
Clipboard writes writing on the blackboard for teacher, and spongy layer is used to clear up the writing on clipboard, and cleaning chamber is for cleaning sea
On dust adhesion clipboard when continuous layer avoids clear up next time on spongy layer.Switch is used for controlling driving mechanism, driving mechanism
In driving the first winding roller and the rotation of the second winding roller, to pull the first rubber tube and the second rubber tube to drive support shaft to move
It is dynamic.In actual use, driving mechanism drives the first winding roller take-up, the second winding roller unwrapping wire, passes through the first rubber tube and second
Rubber tube pulls support shaft that sliding block thereon is made to be slided in sliding slot, to drive support shaft to be moved on clipboard, to realize
Cleaning to clipboard.After support shaft slides into cleaning intracavitary, retaining mechanism can connect support shaft and the first winding roller, and first
Winding roller can drive support shaft to rotate together when rotating, to realize the cleaning to spongy layer.Water storage mechanism is used for sponge
Layer water storage, dust from flying when preventing from wiping clipboard.After the completion of cleaning, driving mechanism drive the first winding roller unwrapping wire, second around
Line roller take-up, initial position is returned to by support shaft, to realize the secondary cleaning to blackboard.
Further, the sliding of cleaning top of chamber is provided with placement plate, the side of side of the placement plate far from clipboard and cleaning chamber
It is connected with resetting spring between wall, the placement plate other side forms the first wedge surface, and being both provided at the top and bottom of support shaft can be with the
Second wedge surface of one wedge surface mating reaction.Placement plate is for placing chalk and other items, when support shaft slides into cleaning top of chamber,
Second wedge surface of bottom can be multiple with the first wedge surface mating reaction in placement plate to push placement plate, to open cleaning chamber
Position spring-compressed, support shaft can smoothly enter into cleaning chamber.After the completion of cleaning, the second wedge surface at the top of support shaft can be with placement plate
On the first wedge surface mating reaction be again turned on cleaning chamber so that support shaft smoothly from cleaning chamber in skid off.
Further, water storage mechanism includes the first valve that vertical sliding is provided with T shapes, and the interval of portion anyhow of the first valve is close
The connectivity part of the second rubber tube and support shaft is sealed, the vertical portion of the first valve is horizontally connected with the connecting rod of irony, the top of connecting rod
It is provided with electromagnet, connecting rod offsets with electromagnet interval, and electromagnet is arranged on the inner wall of support shaft, and electromagnet is electrically connected with switch
It connects, the junction of support shaft and spongy layer is provided with apopore.The portion anyhow of first valve is for sealing the second rubber tube and branch
The connectivity part for supportting axis, for containing water inside support shaft, when switch triggering, electromagnet is powered absorption connecting rod, to by the first valve
Door pulls up the connectivity part for making it block the second rubber tube and support shaft, is filled in first rubber tube and support shaft when initial
Water, when support shaft moves down, the first rubber tube can be wrapped on the first winding roller so that in the first rubber tube and support shaft
Water squeeze to spongy layer, thus wet sponge, dust from flying when preventing wiping.
Further, retaining mechanism includes the card slot being arranged in the shaft of the first winding roller, and magnet is provided in card slot, branch
Support axis can be caught in card slot.After support shaft slides into cleaning chamber, the end of support shaft can just be caught in the first winding roller
Shaft on card slot in, the magnet in card slot adsorbs support shaft, to realize the fixation of support shaft.
Further, cavity is formed inside clipboard, and heater strip is provided in cavity.Heater strip is for drying on clipboard
Water mark, to accelerate the time of clipboard drying.
Further, spongy layer is detachably connected with support shaft.So it is conveniently replaceable spongy layer.
Further, cleaning chamber is communicated with filler pipe and blow-off pipe, and the second valve is provided on blow-off pipe.Pass through filler pipe energy
Enough to add water toward cleaning intracavitary, blow-off pipe can be opened by opening the second valve, and blow-off pipe is used to be discharged the water of cleaning intracavitary.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the side sectional view of Fig. 1.
Specific implementation mode
It is further described below by specific implementation mode：
Reference numeral in Figure of description includes：Clipboard 1, the second winding roller 11, the second rubber tube 12, sliding slot 13,
First rubber tube 14, switch 15, heater strip 16, cavity 17, water tank 18, electromagnet 19, support shaft 2, the second wedge surface 21, spongy layer
22, sliding block 23, connecting rod 24, the first valve 25, filler pipe 3, cleaning chamber 31, blow-off pipe 32, the second valve 33, card slot 34, magnet
35, the first winding roller 36, placement plate 4, resetting spring 41, the first wedge surface 42.
As depicted in figs. 1 and 2, the present invention is a kind of being convenient for clean blackboard, includes the clipboard 1 of rectangle, inside clipboard 1
Cavity 17 is formed, heater strip 16 is installed to dry the clipboard 1 after cleaning in cavity 17.In being horizontally installed on clipboard 1
The support shaft 2 of empty irony, 2 inside of support shaft are detachably equipped with spongy layer 22, support shaft 2 and spongy layer 22 by screw
Several apopores are offered on the side wall of junction, spongy layer 22 offsets with clipboard 1.1 both sides of clipboard offer sliding slot 13,
2 both ends of support shaft are mounted on the sliding block 23 that can be slided in sliding slot 13.1 bottom of clipboard offers cleaning chamber 31, cleans chamber
31 are communicated with filler pipe 3 and blow-off pipe 32, and the second valve 33 is equipped on blow-off pipe 32.Cleaning chamber 31 is connected to sliding slot 13, clearly
It washes in chamber 31 and is symmetrically installed with the first winding roller 36, the distance between two first winding rollers 36 are equal to the length of support shaft 2.Two
The first rubber tube 14, the first rubber tube 14 and first are respectively connected between a first winding roller 36 and two ends of support shaft 2
The end closure that winding roller 36 connects, 14 other end of the first rubber tube are connected to the inside of support shaft 2.Two the first winding rollers 36
Opposite one end is equipped with retaining mechanism, and retaining mechanism includes the card slot 34 being opened in the shaft of the first winding roller 36, card slot
34 bottoms are equipped with magnet 35, and support shaft 2 can be caught in card slot 34.1 top of clipboard is symmetrically installed with the second winding roller 11,
Water tank 18 is installed between two the second winding rollers 11, is wound with the second rubber tube 12 on two the second winding rollers 11, second
The both ends of rubber tube 12 are connected to the inside of support shaft 2 and water tank 18 respectively.First winding roller 36 and the second winding roller 11 connect
It is connected to driving mechanism, driving mechanism uses motor, 1 bottom right of clipboard to be equipped with switch 15, and switch 15 is electrically connected with motor.
Cleaning 31 top slide of chamber is equipped with placement plate 4, as shown in Fig. 2, being connected between 4 left side of placement plate and the side wall of cleaning chamber 31
Resetting spring 41,4 right side upper and lower faces of placement plate are respectively formed the first wedge surface 42, and 2 top and bottom of support shaft are welded with can be with
Second wedge surface 21 of 42 mating reaction of the first wedge surface.Water storage mechanism is installed, water storage mechanism includes vertical sliding peace in support shaft 2
First valve 25 of the T shapes of dress, the portion anyhow of the first valve 25 can intermittently seal the connection of the second rubber tube 12 and support shaft 2
Place.The connecting rod 24 of irony is horizontally connected on the vertical portion of first valve 25,24 top of connecting rod is equipped with electromagnet 19, electromagnet
19 are glued on the inner wall in 2 left side of support shaft, and connecting rod 24 can offset with electromagnet 19, and electromagnet 19 is electrically connected with switch 15.
When practice, clipboard 1 is for writing writing on the blackboard, and placement plate 4 is for placing the tools such as chalk.Cleaning is needed to write
When notes on plate 1, it is packed into clear water in cleaning chamber 31, presses lower switch 15, switch 15 controls motor start-up operation, and motor drives
First winding roller, 36 take-up, 11 unwrapping wire of the second winding roller, the first winding roller 36 pull support shaft 2 so that the sliding block in support shaft 2
23 in sliding slot 13 slide downward, to drive support shaft 2 to move down.When support shaft 2 is slided, spongy layer 22 thereon and book
Write cleaning of the friction realization of plate 1 to clipboard 1.When initial, switch 15 does not trigger, and the electromagnet 19 in support shaft 2 is in power-off
State, the first valve 25 are supported in support shaft 2, and the second rubber tube 12 and the connectivity part of support shaft 2 are opened, the water in water tank 18
It flows in support shaft 2 and the first rubber tube 14, therefore water is loaded in the first rubber tube 14 and support shaft 2.By lower switch 15
Afterwards, electromagnet 19 is powered, and electromagnet 19 adsorbs the connecting rod 24 that is connect with the first valve 25, so that the first valve 25 is to moving up
It is dynamic, so that the connectivity part of the first valve 25 sealing support shaft 2 and the second rubber tube 12.The process that support shaft 2 moves down
In, the first rubber tube 14 is gradually wrapped on the first winding roller 36, and the water in the first rubber tube 14 is extruded into support shaft 2,
Since support shaft 2 and the connectivity part of the second rubber tube 12 are sealed, therefore the water in support shaft 2 can only be from the water outlet in support shaft 2
It is squeezed at hole to spongy layer 22, is achieved in the moistening of spongy layer 22, dust from flying when can prevent from wiping clipboard 1.This
Outside, the first rubber tube 14 is often wound on one section i.e. extrudable a part of water to spongy layer 22, until support shaft 2 is moved to cleaning chamber
In 31, it can so ensure that spongy layer 22 persistently keeps moistening.
When support shaft 2 is slid at placement plate 4, the first wedge of the second wedge surface 21 and 4 top surface of placement plate of 1 bottom of clipboard
42 mating reaction of face, to push placement plate 4 to the side far from clipboard 1, resetting spring 41 compresses, to open cleaning chamber
31 so that support shaft 2 can be smoothed out in cleaning chamber 31.After support shaft 2 enters in cleaning chamber 31, resetting spring 41 will be placed
Plate 4 pushes back to initial position, and 2 both ends of support shaft can just be caught in the card slot 34 in the shaft of the first winding roller 36, card slot
Magnet 35 in 34 can adsorb support shaft 2, prevent support shaft 2 from being slid out of card slot 34.Support shaft 2 and the first coiling at this time
The first rubber tube 14 between roller 36 has all been wrapped on the first winding roller 36, therefore being capable of band when the rotation of the first winding roller 36
Dynamic support shaft 2 rotates together, to drive the spongy layer 22 in support shaft 2 to be rotated in the water in clean chamber 31, using water and
The impact force of spongy layer 22 realizes the cleaning to spongy layer 22.
After the completion of cleaning, switch 15 is pressed again, and switch 15 controls motor and drives 36 unwrapping wire of the first winding roller, the second coiling
11 take-up of roller, support shaft 2 move up under the pulling function of the first rubber tube 14 and the second rubber tube 12.At this point, support shaft 2
It detaches with magnet 35 and is drawn out out of card slot 34, when support shaft 2 is moved again at placement plate 4,2 top of support shaft
42 mating reaction of the first wedge surface of second wedge surface 21 and 4 bottom surface of placement plate makes to push placement plate 4 to clean chamber 31 to open
Obtaining support shaft 2 can smoothly move up, and be achieved in the secondary cleaning to clipboard 1.After pressing lower switch 15 again, electromagnet
19 power-off, connecting rod 24 loses the suction-operated of electromagnet 19, the first valve 25 moves down under the effect of gravity, support shaft 2 with
The connectivity part of second rubber tube 12 is opened, and the water in water tank 18 is flowed to from the second rubber tube 12 in support shaft 2, support shaft 2
In interior water flowing to the first rubber tube 14, it is achieved in the water storage of the first rubber tube 14 and support shaft 2.
When needing replacing the water in cleaning chamber 31, the second valve 33 that need to only open on blow-off pipe 32 will clean in chamber 31
Water is discharged, and cleaning 31 topped up with water of chamber is then given from filler pipe 3.When needing replacing spongy layer 22, need to only unscrew screw will
Old spongy layer 22 removes, and new spongy layer 22 is mounted in support shaft 2 and tightens screw.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (7)
1. one kind being convenient for clean blackboard, it is characterised in that：Water tank is provided with including clipboard, at the top of clipboard, on clipboard
It is horizontally arranged with the support shaft of hollow irony, water storage mechanism is provided in support shaft, spongy layer, sponge are provided in support shaft
Layer offsets with clipboard, and clipboard both sides are provided with sliding slot, and support shaft both ends are both provided with the cunning that can be slided in the sliding slot
Block, clipboard bottom are provided with cleaning chamber, and cleaning chamber is connected to the sliding slot, and cleaning intracavitary is symmetrically arranged with the first winding roller,
The first rubber tube, the end seal that the first rubber tube is connect with the first winding roller are connected between first winding roller and support the end of the shaft
Mouthful, the other end be connected to support shaft, the distance between first winding roller equal to support shaft length, the first winding roller it is opposite one
End is provided with retaining mechanism, is symmetrically arranged with the second winding roller at the top of clipboard, the second rubber tube is wound on the second winding roller,
Second rubber tube both ends are connected to the support shaft and water tank respectively, and the first winding roller and the second winding roller are respectively connected with driving machine
Structure, clipboard bottom are provided with switch, and switch is electrically connected with the driving mechanism.
2. according to claim 1 be convenient for clean blackboard, it is characterised in that：The cleaning top of chamber sliding, which is provided with, puts
Plate is set, placement plate is connected with resetting spring, the placement plate other side between side and the side wall for cleaning chamber far from the clipboard
The first wedge surface is formed, being both provided at the top and bottom of support shaft can be with the second wedge surface of the first wedge surface mating reaction.
3. according to claim 2 be convenient for clean blackboard, it is characterised in that：The water storage mechanism includes that vertical sliding is set
It is equipped with the first valve of T shapes, the interval of portion anyhow of the first valve seals the connectivity part of second rubber tube and support shaft, and first
The vertical portion of valve is horizontally connected with the connecting rod of irony, and electromagnet is provided with above connecting rod, and connecting rod offsets with electromagnet interval,
Electromagnet is arranged on the inner wall of support shaft, and electromagnet is electrically connected with the switch, the junction setting of support shaft and spongy layer
There is apopore.
4. according to claim 3 be convenient for clean blackboard, it is characterised in that：The retaining mechanism includes being arranged described
Card slot in the shaft of first winding roller, magnet is provided in card slot, and the support shaft interval is caught in card slot.
5. according to claim 4 be convenient for clean blackboard, it is characterised in that：Cavity is formed inside the clipboard, it is empty
Intracavitary is provided with heater strip.
6. according to claim 5 be convenient for clean blackboard, it is characterised in that：The spongy layer detachably connects with support shaft
It connects.
7. according to claim 6 be convenient for clean blackboard, it is characterised in that：The cleaning chamber is communicated with filler pipe and row
Dirt is managed, and the second valve is provided on blow-off pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449581.5A CN108528103A (en) | 2018-05-11 | 2018-05-11 | One kind being convenient for clean blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449581.5A CN108528103A (en) | 2018-05-11 | 2018-05-11 | One kind being convenient for clean blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108528103A true CN108528103A (en) | 2018-09-14 |
Family
ID=63476975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810449581.5A Pending CN108528103A (en) | 2018-05-11 | 2018-05-11 | One kind being convenient for clean blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108528103A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721500A (en) * | 2021-01-15 | 2021-04-30 | 盐城工学院 | Multifunctional teaching aid |
| CN113223375A (en) * | 2021-05-25 | 2021-08-06 | 浙江东讯文化集团有限公司 | Teacher trains with multi-functional teaching equipment |
| CN114435010A (en) * | 2022-02-24 | 2022-05-06 | 山东理工职业学院 | Contact-free wiping type display device for English teaching |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07117394A (en) * | 1993-09-03 | 1995-05-09 | Yashima Denki Co Ltd | Eraser for electronic blackboard |
| CN202319517U (en) * | 2011-11-29 | 2012-07-11 | 吕宜生 | Water erasing blackboard |
| CN202389039U (en) * | 2011-11-21 | 2012-08-22 | 李仔君 | Automatic cleaning type blackboard |
| CN202528708U (en) * | 2012-03-22 | 2012-11-14 | 宁波绿拓新材料有限公司 | Reciprocating type self-erasing board |
| CN203920122U (en) * | 2014-04-08 | 2014-11-05 | 徐澍 | A kind of blackboard that can automatically wipe writing |
| CN107443975A (en) * | 2017-08-11 | 2017-12-08 | 安徽信息工程学院 | A kind of blackboard with automatic cleaning function |
-
2018
- 2018-05-11 CN CN201810449581.5A patent/CN108528103A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07117394A (en) * | 1993-09-03 | 1995-05-09 | Yashima Denki Co Ltd | Eraser for electronic blackboard |
| CN202389039U (en) * | 2011-11-21 | 2012-08-22 | 李仔君 | Automatic cleaning type blackboard |
| CN202319517U (en) * | 2011-11-29 | 2012-07-11 | 吕宜生 | Water erasing blackboard |
| CN202528708U (en) * | 2012-03-22 | 2012-11-14 | 宁波绿拓新材料有限公司 | Reciprocating type self-erasing board |
| CN203920122U (en) * | 2014-04-08 | 2014-11-05 | 徐澍 | A kind of blackboard that can automatically wipe writing |
| CN107443975A (en) * | 2017-08-11 | 2017-12-08 | 安徽信息工程学院 | A kind of blackboard with automatic cleaning function |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721500A (en) * | 2021-01-15 | 2021-04-30 | 盐城工学院 | Multifunctional teaching aid |
| CN113223375A (en) * | 2021-05-25 | 2021-08-06 | 浙江东讯文化集团有限公司 | Teacher trains with multi-functional teaching equipment |
| CN114435010A (en) * | 2022-02-24 | 2022-05-06 | 山东理工职业学院 | Contact-free wiping type display device for English teaching |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180914 |