CN207291439U - A kind of blackboard for education is wiped - Google Patents
A kind of blackboard for education is wiped Download PDFInfo
- Publication number
- CN207291439U CN207291439U CN201720591340.5U CN201720591340U CN207291439U CN 207291439 U CN207291439 U CN 207291439U CN 201720591340 U CN201720591340 U CN 201720591340U CN 207291439 U CN207291439 U CN 207291439U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard
- filter chamber
- upside
- housing
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of wiping of blackboard for education, including housing, outer end is equipped with protective cover on the downside of housing, protective cover interior lower end is equipped with the first magnet piece, hairbrush is equipped with the inside of protective cover, hairbrush is internally provided with several dust absorption passages, vented cavity is equipped with the upside of dust absorption passage, connecting tube is equipped with the upside of vented cavity, ventilation duct is equipped with the upside of connecting tube, ventilation duct is equipped with wind turbine, filter chamber is equipped with left and right sides of ventilation duct, filter chamber is internally provided with inclined filter screen, ventilating opening is equipped with the outside of filter chamber, dust flue is equipped with the downside of filter chamber, dust-collecting cavity is equipped with the downside of dust flue, dust-exhausting port is equipped with the outside of dust-collecting cavity, enclosure interior upper end is equipped with storage battery, handle is equipped with the upside of housing, left and right ends are equipped with second of iron block inside handle, middle side part is equipped with controlling switch under handle.The utility model can effectively facilitate absorption chalk dust by the setting of dust exhaust apparatus, filtration apparatus and magnet, it is achieved thereby that dustless effect, protect the health of teacher and child.
Description
Technical field
A kind of teaching equipment is the utility model is related to, is specifically that a kind of blackboard for education is wiped.
Background technology
At present, it is major, in, in the teaching of primary school, blackboard is essential educational aid, and place to operate schools is still extensive
Use blackboard and chalk.During use, blackboard needs people to brush away the letter written with chalk being written on blackboard using blackboard brush,
In case reusing, when with blackboard brush erasing blackboard, the dust part absorption of generation is on the hand and clothes for the people that erases the board, separately
A part is flown upward in atmosphere.So that the people to erase the board often do hair, be dust entirely with it, and the air in classroom
In be also filled with dust.The dust of chalk brings adverse effect to the health of academics and students, threatens academics and students'
Health.Although many dust-free chalks occurs in present market, but blackboard brush can still evoke a large amount of dust.And at present
It can really mitigate dust emission so as to reduce effective product of harm of the dust to teachers and students' body there has been no a kind of.Therefore, ability
Field technique personnel provide a kind of blackboard for education and wipe, to solve the problems mentioned in the above background technology.
Utility model content
The purpose of this utility model is to provide a kind of wiping of blackboard for education, to solve proposed in the above background technology ask
Topic.
To achieve the above object, the utility model provides following technical solution：
A kind of blackboard for education is wiped, including housing, and outer end is equipped with protective cover, the protective cover interior lower end on the downside of the housing
Equipped with the first magnet piece, hairbrush is equipped with the inside of the protective cover, the hairbrush is internally provided with several dust absorption passages, the dust suction
Vented cavity is equipped with the upside of passage, connecting tube is equipped with the upside of the vented cavity, ventilation duct, the ventilation are equipped with the upside of the connecting tube
Pipe is equipped with wind turbine, is equipped with filter chamber at left and right sides of the ventilation duct, the filter chamber is internally provided with inclined filter screen, the mistake
Ventilating opening is equipped with the outside of filter chamber, dust flue is equipped with the downside of the filter chamber, dust-collecting cavity, the dust are equipped with the downside of the dust flue
Be equipped with dust-exhausting port on the outside of chamber, the enclosure interior upper end is equipped with storage battery, and the housing upside is equipped with handle, inside the handle
Left and right ends are equipped with second of iron block, and middle side part is equipped with controlling switch under the handle.
As further program of the utility model：The ventilation duct left and right ends are fixed inside housings by fixed block
Upper end.
As further program of the utility model：The ventilating opening is internally provided with the second filter screen.
As further program of the utility model：Sealing plug is equipped with the outside of the dust-exhausting port.
As further program of the utility model：The handle is equipped with non-slip mat.
As the utility model further scheme：The controlling switch is connected by electric wire one end with storage battery, control
The system switch other end is connected with wind turbine.
Compared with prior art, the beneficial effects of the utility model are：The utility model controls wind turbine by controlling switch
Working, when sassafras wipes blackboard, chalk dust is entered inside vented cavity such blackboard eraser by dust absorption passage, then by ventilation
Pipe is entered inside filter chamber and filtered, the chalk dust after filtering since the effect of gravity enters dust-collecting box intracavitary portion, this
Sample can effectively facilitate absorption chalk dust, it is achieved thereby that dustless effect, protect the health of teacher and child.
Brief description of the drawings
Fig. 1 is the structure diagram that a kind of blackboard for education is wiped.
Fig. 2 is the structure diagram outside a kind of blackboard for education is wiped.
Fig. 3 is the circuit connection diagram that a kind of blackboard for education wipes power supply and wind turbine.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the utility model embodiment, a kind of blackboard for education is wiped, including housing 1, and the downside of housing 1 is outer
End is equipped with protective cover 2, can protect the hairbrush 4 of inside, and 2 interior lower end of protective cover is equipped with the first magnet piece 3, can erase the board
When, make blackboard eraser and blackboard that there is certain suction, it is just different firmly to remove pressing blackboard when such teacher erases the board again
Wipe, teacher is used enhanced convenience, the inner side of protective cover 2 is equipped with hairbrush 4, and hairbrush 4 is internally provided with several dust absorption passages 5, side
Just the chalk dust that hairbrush 4 rubs is absorbed, the upside of dust absorption passage 5 is equipped with vented cavity 6, and the upside of vented cavity 6 is equipped with connecting tube 7,
The upside of connecting tube 7 is equipped with ventilation duct 8, and 8 left and right ends of ventilation duct are fixed on 1 inner upper end of housing by fixed block, it is ensured that
The stabilization of ventilation duct 8, ventilation duct 8 are equipped with wind turbine 9, filter chamber are equipped with from left and right sides of translator, ventilation duct 8 inside wind turbine 9
10, chalk dust can be effectively filtered, filter chamber 10 is internally provided with inclined filter screen 11, and the outside of filter chamber 10 is equipped with ventilating opening
12, facilitate the ventilation of chalk holder, ventilating opening 12 is internally provided with the second filter screen, and the downside of filter chamber 10 is equipped with dust flue 13, can be with
The chalk dust that inclined filter screen 13 filters is drained into inside dust-collecting cavity 14, the downside of dust flue 13 is equipped with dust-collecting cavity 14, dust-collecting cavity
14 outsides are equipped with dust-exhausting port 15, and the chalk dust of convenient processing accumulation, the outside of dust-exhausting port 15 is equipped with sealing plug, 1 inner upper end of housing
Equipped with storage battery 16, the upside of housing 1 is equipped with handle 17, and handle 17 is equipped with non-slip mat, facilitates blackboard wiping, and the inside of handle 17 is left
Right both ends are equipped with second of iron block 19, can adsorbed on blackboard, can so prevented black by attraction when not in use
The loss of blackboard eraser, 17 times middle side parts of handle are equipped with controlling switch 18, and controlling switch 18 is connected by electric wire one end with storage battery 16,
18 other end of controlling switch is connected with wind turbine 9, when being erased the board, is first turned on controlling switch 18, the wind turbine 9
Power supply opening, driving equipment carry out dust suction, absorption chalk dust so can be effectively facilitated, it is achieved thereby that dustless effect
Fruit, protects the health of teacher and child.
The utility model controls wind turbine to work by controlling switch, and such blackboard eraser is when sassafras wipes blackboard, chalk dust
Entered by dust absorption passage 5 inside vented cavity 6, then enter inside filter chamber 10 and filtered by ventilation duct 8, after filtering
Chalk dust entered inside dust-collecting box chamber 14 due to the effect of gravity.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of blackboard for education is wiped, including housing (1), it is characterised in that outer end is equipped with protective cover (2) on the downside of the housing (1),
Protective cover (2) interior lower end is equipped with the first magnet piece (3), and hairbrush (4), the hairbrush are equipped with the inside of the protective cover (2)
(4) it is internally provided with several dust absorption passages (5), is equipped with vented cavity (6) on the upside of the dust absorption passage (5), on the vented cavity (6)
Side is equipped with connecting tube (7), is equipped with ventilation duct (8) on the upside of the connecting tube (7), the ventilation duct (8) is equipped with wind turbine (9), institute
State and be equipped with filter chamber (10) at left and right sides of ventilation duct (8), the filter chamber (10) is internally provided with inclined filter screen (11), the mistake
Be equipped with ventilating opening (12) on the outside of filter chamber (10), filter chamber (10) downside is equipped with dust flue (13), under the dust flue (13)
Side is equipped with dust-collecting cavity (14), is equipped with dust-exhausting port (15) on the outside of the dust-collecting cavity (14), housing (1) inner upper end is equipped with electric power storage
Pond (16), housing (1) upside are equipped with handle (17), and the internal left and right ends of the handle (17) are equipped with second of iron block
(19), middle side part is equipped with controlling switch (18) under the handle (17).
2. a kind of blackboard for education according to claim 1 is wiped, it is characterised in that ventilation duct (8) left and right ends pass through
Fixed block is fixed on housing (1) inner upper end.
3. a kind of blackboard for education according to claim 1 is wiped, it is characterised in that the ventilating opening (12) is internally provided with second
Filter screen.
4. a kind of blackboard for education according to claim 1 is wiped, it is characterised in that sealing is equipped with the outside of the dust-exhausting port (15)
Plug.
5. a kind of blackboard for education according to claim 1 is wiped, it is characterised in that the handle (17) is equipped with non-slip mat.
6. a kind of blackboard for education according to claim 1 is wiped, it is characterised in that the controlling switch (18) passes through electric wire one
End is connected with storage battery (16), and controlling switch (18) other end is connected with wind turbine (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720591340.5U CN207291439U (en) | 2017-05-25 | 2017-05-25 | A kind of blackboard for education is wiped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720591340.5U CN207291439U (en) | 2017-05-25 | 2017-05-25 | A kind of blackboard for education is wiped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207291439U true CN207291439U (en) | 2018-05-01 |
Family
ID=62449405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720591340.5U Expired - Fee Related CN207291439U (en) | 2017-05-25 | 2017-05-25 | A kind of blackboard for education is wiped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207291439U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944196A (en) * | 2018-06-12 | 2018-12-07 | 李胜润 | A kind of comprehensive windscreen wiper formula blackboard |
| CN112895777A (en) * | 2021-02-07 | 2021-06-04 | 深圳华文网教育科技有限公司 | Blackboard eraser capable of intelligently erasing and improving teaching efficiency |
-
2017
- 2017-05-25 CN CN201720591340.5U patent/CN207291439U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944196A (en) * | 2018-06-12 | 2018-12-07 | 李胜润 | A kind of comprehensive windscreen wiper formula blackboard |
| CN112895777A (en) * | 2021-02-07 | 2021-06-04 | 深圳华文网教育科技有限公司 | Blackboard eraser capable of intelligently erasing and improving teaching efficiency |
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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 |
Granted publication date: 20180501 Termination date: 20190525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |