CN207088804U - A kind of hand-held automatic dust-absorbing blackboard is wiped - Google Patents
A kind of hand-held automatic dust-absorbing blackboard is wiped Download PDFInfo
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- CN207088804U CN207088804U CN201720205683.3U CN201720205683U CN207088804U CN 207088804 U CN207088804 U CN 207088804U CN 201720205683 U CN201720205683 U CN 201720205683U CN 207088804 U CN207088804 U CN 207088804U
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- dust
- air
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- collecting
- wiped
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Abstract
The utility model provides a kind of hand-held automatic dust-absorbing blackboard and wiped, including body and the rubbing head for being detachably arranged at body right side opening；Body is divided into the dust-collecting cavity in left side and the air inducing chamber in left side by dividing plate, and rubbing head is made up of integrally formed woollen brush base and hairbrush；Some air inlets are evenly arranged with woollen brush base, dust-collecting cavity is connected by the screen pack being arranged on dividing plate with air inducing chamber, and some electrostatic dust collecting plates are vertically arranged between screen pack and woollen brush base；Air inducing intracavitary is provided with air-introduced machine, and air inducing chamber both ends are provided with multiple air outlets；Expansion link is provided with body left side wall, battery is provided with expansion link, battery is electrically connected with electrostatic dust collecting plate, motor respectively.The hand-held automatic dust-absorbing blackboard wipe it is reasonable in design, it is easy to use, without dust pollution, substantially improve the air quality in classroom, protect the health of classmate and teacher.
Description
Technical field
Teaching aid technical field is the utility model is related to, more particularly to a kind of hand-held automatic dust-absorbing blackboard is wiped.
Background technology
In existing teaching process, chalk is the most used teaching aid of current classroom teaching, with the side of chalk-writing
Formula is lectured knowledge to students, is simple and is generally received and be easy to one of the teaching method used by everybody.Chalk
During use, chalk powder gives the student for being engaged in the teacher of educational undertaking and listening to the teacher to bring many harm.With social progress
With the quickening of social rhythm, teaching profession's disease rate is in the trend risen year by year, and occupational disease is presented diversified direction and developed, wherein powder
Pneumoconiosis caused by dirt and various acute and chronic breathing problems are main at present, endanger most serious and a kind of widest occupation
Disease.
And solving dust problem key is controlled on source, most of blackboard eraser generally used now is by hair
Felt and plank are combined fixation, although greatly reducing cost, pick-up performance is bad, and are not easy to wipe clean, dust
Ammonia chlorine is around teachers and students' body always, and in the quiet middle health for damaging human body.In addition, especially for primary school
For life, it is the responsibility of each Young Pioneer to erase the board, and embodies a kind of behavior of pupil's work, whenever pupil is worth
When day, particularly erase the board all very difficult, because pupil's head is short, the letter written with chalk above blackboard can't reach, and step on
Chair can just reach wiping, but step on chair erase the board easily step on partially, it is abnormally dangerous.
The content of the invention
Technical problem to be solved in the utility model is：The defects of for prior art, there is provided a kind of hand-held is automatic
Dust absorption blackboard eraser.
The utility model uses following technical scheme to solve above-mentioned technical problem：
The utility model provides a kind of hand-held automatic dust-absorbing blackboard and wiped, including body 1 and is detachably arranged at described
The rubbing head of the right side opening of body 1；Wherein, the body 1 is divided into the dust-collecting cavity 6 in left side and the air inducing in left side by dividing plate 5
Chamber 7, the rubbing head are made up of integrally formed woollen brush base 2 and hairbrush 3；Some air inlets are evenly arranged with the woollen brush base 2
4, the air inlet 4 connects with the dust-collecting cavity 6, the dust-collecting cavity 6 by the screen pack 12 that is arranged on the dividing plate 5 with
The air inducing chamber 7 is connected, and some electrostatic dust collecting plates 8 are vertically arranged between the screen pack 12 and the woollen brush base 2；It is described to draw
Air-introduced machine 10 is provided with wind chamber 7, the air-introduced machine 10 is driven by the motor 9 for being arranged at the left side wall of body 1, the air inducing chamber 7
Both ends are provided with multiple air outlets 11；Expansion link 15 is provided with the left side wall of body 1, is provided with the expansion link 15
Battery 16, the battery 16 are electrically connected with the electrostatic dust collecting plate 8, motor 9 respectively.
Further, smear in the hand-held automatic dust-absorbing blackboard, set between the body 1 and the woollen brush base 2
There is sealing ring.
Further, being smeared in the hand-held automatic dust-absorbing blackboard, the lower surface of body 1 is provided with dust-collecting bin 14,
The dust-collecting bin 14 is located at the lower section of the electrostatic dust collecting plate 8 and connected with the dust-collecting cavity 6.
Further, smeared in the hand-held automatic dust-absorbing blackboard, it is removable between the dust-collecting bin 14 and the body 1
Unload sealed connection.
Further, smeared in the hand-held automatic dust-absorbing blackboard, the side wall of dust-collecting bin 14 offers dust-exhausting port, institute
State and blocking first 13 is provided with dust-exhausting port.
Further, being smeared in the hand-held automatic dust-absorbing blackboard, the middle part of expansion link 15 is provided with indicator lamp 17, with
And power switch 18 is provided with the handle of the expansion link 15, the indicator lamp 17 and power switch 18 with the battery 16
Electrical connection.
The utility model uses above technical scheme, compared with prior art, has the following technical effect that：
Hand-held automatic dust-absorbing blackboard of the present utility model is wiped, by being arranged on intrinsic air-introduced machine, the shape in body
Into negative pressure so that dust is inhaled into body, and is set by the structure of screen pack and multiple electrostatic dust collecting plates being arranged side by side
Meter, by dust collection to dust-collecting bin, effectively reduces the dust in air；Meanwhile on body after installation expansion link, i.e.,
It is that short person student can also stand on the ground and erase the board, use is more convenient；The hand-held automatic dust-absorbing blackboard is wiped, and structure is set
Meter is reasonable, easy to use, without dust pollution, substantially improves the air quality in classroom, protects the body of classmate and teacher
Health, rubbing head are changed convenient so that blackboard eraser body is reusable, saves use cost, increases the service life.
Brief description of the drawings
Fig. 1 is the overall structure diagram that a kind of hand-held automatic dust-absorbing blackboard of the utility model is wiped：
Fig. 2 is the side structure schematic view that a kind of hand-held automatic dust-absorbing blackboard of the utility model is wiped：
Wherein, 1- bodies, 2- woollen brush bases, 3- hairbrush, 4- air inlets, 5- dividing plates, 6- dust-collecting cavities, 7- air inducing chambers, 8- electrostatic
Collecting plate, 9- motors, 10- air-introduced machines, 11- air outlets, 12- screen packs, 13- block head, 14- dust-collecting bins, 15- expansion links, 16-
Battery, 17- indicator lamps, 18- power switches.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings.
As illustrated in fig. 1 and 2, the utility model provides a kind of hand-held automatic dust-absorbing blackboard and wiped, including body 1 and detachable
It is arranged at the rubbing head of the right side opening of body 1；Wherein, body 1 is divided into dust-collecting cavity 6 and the left side in left side by dividing plate 5
Air inducing chamber 7, rubbing head are made up of integrally formed woollen brush base 2 and hairbrush 3；Some air inlets 4 are evenly arranged with woollen brush base 2, are entered
Air port 4 is connected with dust-collecting cavity 6, and dust-collecting cavity 6 is connected by the screen pack 12 being arranged on dividing plate 5 with air inducing chamber 7, screen pack 12
Some electrostatic dust collecting plates 8 are vertically arranged between woollen brush base 2；Air-introduced machine 10 is provided with air inducing chamber 7, air-introduced machine 10 is by setting
Driven in the motor 9 of the left side wall of body 1, the both ends of air inducing chamber 7 are provided with multiple air outlets 11；It is provided with the left side wall of body 1
Expansion link 15, battery 16 is provided with expansion link 15, battery 16 is electrically connected with electrostatic dust collecting plate 8, motor 9 respectively.
On the basis of above-mentioned technical proposal obtains, in hand-held automatic dust-absorbing blackboard wiping, body 1 and woollen brush base 2 it
Between be provided with sealing ring, can sealing property of the effective guarantee between body 1 and woollen brush base 2 so that when using the blackboard eraser,
Dust-collecting cavity 6 and the moment of air inducing chamber 7 maintain micro-vacuum state, and pick-up performance has been effectively ensured.
As a preferred embodiment of the present utility model, as illustrated in fig. 1 and 2, wiped in the hand-held automatic dust-absorbing blackboard
In, the lower surface of body 1 is provided with dust-collecting bin 14, and dust-collecting bin 14 is located at the lower section of electrostatic dust collecting plate 8 and connected with dust-collecting cavity 6.It is excellent
Selection of land, for ease of repairing and clearing up the dust of collection, removable seal connects between the dust-collecting bin 14 of dust-collecting bin 14 and body 1.
On the basis of above-mentioned technical proposal obtains, in hand-held automatic dust-absorbing blackboard wiping, the side wall of dust-collecting bin 14 opens up
There is dust-exhausting port, blocking first 13 is provided with dust-exhausting port, the dust collected through electrostatic dust collecting plate 8 is first stored in dust-collecting bin 14, is treated
After dust in dust-collecting bin 14 is expired, blocking first 13 can be pulled out manually, dust is poured out from dust-exhausting port.
On the basis of above-mentioned technical proposal obtains, in hand-held automatic dust-absorbing blackboard wiping, the middle part of expansion link 15 is provided with
Be provided with power switch 18 at indicator lamp 17, and the handle of expansion link 15, indicator lamp 17 and power switch 18 with battery 16
Electrical connection.
The utility model hand-held automatic dust-absorbing blackboard wipe operation principle be：In use, expansion link 15 is held, with hairbrush
3 towards blackboard and compress can blackboard wiping, electrostatic dust collecting plate 8 and motor 9 are started simultaneously by power switch 18, and then make to draw
Blower fan 10 rotates, and air inlet 4 is produced negative pressure so that dust caused by wiping is inhaled into dust-collecting cavity 6, passes through electrostatic precipitation
Plate 8 and the filtering of screen pack 12 are accumulated in dust-collecting bin 14, and air outlet 11 row of the rear clean air from air inducing chamber 7 is collected by filtration
Go out, without dust pollution, substantially improve the air quality in classroom, ensure that the health of teacher.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, it is any that the practicality is equal
Modifications and substitutions are also all among category of the present utility model.Therefore, the institute in the case where not departing from spirit and scope of the present utility model
The impartial conversion of work and modification, it should all cover in the scope of the utility model.
Claims (6)
1. a kind of hand-held automatic dust-absorbing blackboard is wiped, it is characterised in that including body（1）Detachably it is arranged at the body
（1）The rubbing head of right side opening；Wherein, the body（1）Pass through dividing plate（5）It is divided into the dust-collecting cavity in left side（6）And left side
Air inducing chamber（7）, the rubbing head is by integrally formed woollen brush base（2）And hairbrush（3）Composition；The woollen brush base（2）On uniformly set
It is equipped with some air inlets（4）, the air inlet（4）With the dust-collecting cavity（6）Connection, the dust-collecting cavity（6）By being arranged at
The dividing plate（5）On screen pack（12）With the air inducing chamber（7）Connection, the screen pack（12）With the woollen brush base（2）It
Between be vertically arranged with some electrostatic dust collecting plates（8）；The air inducing chamber（7）Inside it is provided with air-introduced machine（10）, the air-introduced machine（10）
By being arranged at body（1）The motor of left side wall（9）Driving, the air inducing chamber（7）Both ends are provided with multiple air outlets（11）；Institute
State body（1）Expansion link is provided with left side wall（15）, the expansion link（15）Inside it is provided with battery（16）, the battery（16）
Respectively with the electrostatic dust collecting plate（8）, motor（9）It is electrically connected with.
2. hand-held automatic dust-absorbing blackboard according to claim 1 is wiped, it is characterised in that the body（1）With the hair
Brush holder（2）Between be provided with sealing ring.
3. hand-held automatic dust-absorbing blackboard according to claim 1 is wiped, its feature exists, the body（1）Lower surface is set
There is dust-collecting bin（14）, the dust-collecting bin（14）Positioned at the electrostatic dust collecting plate（8）Lower section and with the dust-collecting cavity（6）Connection.
4. hand-held automatic dust-absorbing blackboard according to claim 3 is wiped, its feature exists, the dust-collecting bin（14）With described
Body（1）Between removable seal connect.
5. hand-held automatic dust-absorbing blackboard according to claim 3 is wiped, its feature exists, the dust-collecting bin（14）Side wall opens up
There is dust-exhausting port, blocking head is provided with the dust-exhausting port（13）.
6. hand-held automatic dust-absorbing blackboard according to claim 1 is wiped, it is characterised in that the expansion link（15）Middle part is set
There is indicator lamp（17）, and the expansion link（15）Handle at be provided with power switch（18）, the indicator lamp（17）And electricity
Source switch（18）With the battery（16）Electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205683.3U CN207088804U (en) | 2017-03-06 | 2017-03-06 | A kind of hand-held automatic dust-absorbing blackboard is wiped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205683.3U CN207088804U (en) | 2017-03-06 | 2017-03-06 | A kind of hand-held automatic dust-absorbing blackboard is wiped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207088804U true CN207088804U (en) | 2018-03-13 |
Family
ID=61547192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720205683.3U Expired - Fee Related CN207088804U (en) | 2017-03-06 | 2017-03-06 | A kind of hand-held automatic dust-absorbing blackboard is wiped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207088804U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447345A (en) * | 2018-03-21 | 2018-08-24 | 程秀英 | A kind of multifunction combined teaching aid convenient for adjusting |
| CN108973431A (en) * | 2018-08-23 | 2018-12-11 | 东莞市史雷帝三维数控科技有限公司 | Intelligent teaching aid device is used in english teaching |
| CN110154600A (en) * | 2019-05-31 | 2019-08-23 | 毛潞 | It erases the board and uses auxiliary device |
| CN112223940A (en) * | 2020-09-17 | 2021-01-15 | 杨志文 | Novel blackboard eraser convenient for teachers to use |
| CN112428729A (en) * | 2020-12-11 | 2021-03-02 | 安徽文香信息技术有限公司 | Blackboard eraser based on electrostatic adsorption and control system thereof |
-
2017
- 2017-03-06 CN CN201720205683.3U patent/CN207088804U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447345A (en) * | 2018-03-21 | 2018-08-24 | 程秀英 | A kind of multifunction combined teaching aid convenient for adjusting |
| CN108973431A (en) * | 2018-08-23 | 2018-12-11 | 东莞市史雷帝三维数控科技有限公司 | Intelligent teaching aid device is used in english teaching |
| CN110154600A (en) * | 2019-05-31 | 2019-08-23 | 毛潞 | It erases the board and uses auxiliary device |
| CN112223940A (en) * | 2020-09-17 | 2021-01-15 | 杨志文 | Novel blackboard eraser convenient for teachers to use |
| CN112428729A (en) * | 2020-12-11 | 2021-03-02 | 安徽文香信息技术有限公司 | Blackboard eraser based on electrostatic adsorption and control system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20200306 |