CN206030896U - High -efficient dustproof blackboard eraser - Google Patents
High -efficient dustproof blackboard eraser Download PDFInfo
- Publication number
- CN206030896U CN206030896U CN201620568108.5U CN201620568108U CN206030896U CN 206030896 U CN206030896 U CN 206030896U CN 201620568108 U CN201620568108 U CN 201620568108U CN 206030896 U CN206030896 U CN 206030896U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- dust
- eraser body
- bristle
- water
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a high -efficient dustproof blackboard eraser, including blackboard eraser body and brush hair, the blackboard eraser body lower extreme is equipped with the brush hair, the higher authority of brush hair is equipped with dust collection compartment, and the dust collection compartment bottom is equipped with the air suction opening, be equipped with the aspirator pump above the dust collection compartment, aspirator pump the right is equipped with the storehouse of gathering dust, the inside the left side of blackboard eraser body is equipped with the battery, and the blackboard eraser body surface is equipped with switch, it is equipped with the sponge that absorbs water above the storehouse to gather dust, the above -mentioned apron that is equipped with of the sponge that absorbs water, apron the right is equipped with the fixed column, and the apron the left side is equipped with the spout, it is equipped with the filter layer to absorb water sponge the right, filter layer the right is located the blackboard eraser body surface and is equipped with the gas vent, be equipped with the body support around the blackboard eraser body lower extreme, the inside magnet that is equipped with of body support. This blackboard eraser reasonable in design, convenient operation can effectively get rid of the chalk dust, has ensured teacher and classmates' health safety, and this blackboard eraser fixes on magneticblackboard, prevents that the blackboard eraser landing from losing, has practiced thrift the teaching cost.
Description
Technical field
The utility model is related to teaching aid field, specifically a kind of efficient dustproof blackboard eraser.
Background technology
Blackboard eraser is a kind of common educational outfit, and for the chalk dust above blackboard wiping, common blackboard eraser is main
It is made up of blackboard eraser body and bristle, bristle is typically made using woolliness material, general teacher will be black after having used blackboard eraser
Blackboard eraser is put on dais, and the black blackboard eraser that easily causes slides even loss, and common blackboard eraser does not possess dust reduction capability, is wiping
When wiping blackboard, as bristle is woolliness material, substantial amounts of chalk dust, non-that can be caused to fly upward everywhere, what is had falls in clothing
On clothes, the student by surrounding that has, it is drawn into inside body using blackboard eraser teacher, not only the environment to surrounding
Also endanger the healthy of people.
Utility model content
The purpose of this utility model is to provide a kind of efficient dustproof blackboard eraser, to solve what is proposed in above-mentioned background technology
Problem.
For achieving the above object, the utility model provides following technical scheme：A kind of efficient dustproof blackboard eraser, including blackboard
Body and bristle is wiped, the blackboard eraser body lower end is provided with bristle；Dust-collecting cavity, dust-collecting cavity bottom position is provided with above the bristle
Air suction opening is provided with the centre of bristle；Asepwirator pump is provided with above the dust-collecting cavity；The asepwirator pump is located inside blackboard eraser body,
Asepwirator pump and dust-collecting cavity pass through pipeline communication；Dust-collecting bin is provided with the right of the asepwirator pump, and dust-collecting bin connects asepwirator pump by pipeline；
Inside the blackboard eraser body, the left side is provided with battery, and blackboard eraser body surface is provided with power switch；The battery connects asepwirator pump；
Water-absorbing sponge is provided with above the dust-collecting bin；Cover plate is provided with above the water-absorbing sponge, is provided with fixed column, the lid on the right of cover plate
The plate left side is located inside blackboard eraser body and is provided with chute；It is located on the right of the water-absorbing sponge inside blackboard eraser body and is provided with filtration
Layer, the dust-collecting bin connect water-absorbing sponge by pipeline, and water-absorbing sponge connects filter layer by pipeline；The filter layer right bit
Exhaust outlet is provided with blackboard eraser body surface；Body bearing is provided with around the blackboard eraser body lower end, is set inside body bearing
There is magnet.
As further program of the utility model：The blackboard eraser body is rectangular structure.
As the utility model further scheme：The blackboard eraser body material is rigid plastics.
As the utility model further scheme：The bristle material is soft hair.
As the utility model further scheme：The length of the bristle is 15-20mm.
As the utility model further scheme：A diameter of 1-2mm of the air suction opening.
Compared with prior art, the beneficial effects of the utility model are：The blackboard eraser is reasonable in design, easy to operate, can have
Effect removes chalk dust, has ensured the physical safety of teacher and classmates；And the blackboard eraser is fixed on magnet board, prevents blackboard
Wipe to slide and lose, saved instruction cost.
Description of the drawings
Fig. 1 is efficient dustproof blackboard eraser structural representation.
In figure：1- blackboard eraser bodies；2- bristles；3- air suction openings；4- body bearings；5- dust-collecting cavities；6- asepwirator pumps；7- absorbs water
Sponge；8- cover plates；9- batteries；10- dust-collecting bins；11- filter layers；12- exhaust outlets；41- magnet；81- fixed columns；82- chutes；
91- power switches.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Refer to Fig. 1, a kind of efficient dustproof blackboard eraser, including blackboard eraser body 1 and bristle 2, the blackboard eraser body 1 is
Rectangular structure, 1 material of blackboard eraser body are rigid plastics；1 lower end of the blackboard eraser body is provided with bristle 2, and 2 material of bristle is
Soft hair；The length of the bristle 2 is 15-20mm；Dust-collecting cavity 5 is provided with above the bristle 2, and 5 bottom of dust-collecting cavity is located at
The centre of bristle 2 is provided with air suction opening 3, a diameter of 1-2mm of air suction opening 3；The dust-collecting cavity 5 is provided with asepwirator pump 6 above；The suction
Air pump 6 is located inside blackboard eraser body 1, and asepwirator pump 6 and dust-collecting cavity 5 pass through pipeline communication；It is provided with the right of the asepwirator pump 6 and gathers dust
Storehouse 10, dust-collecting bin 10 connect asepwirator pump 6 by pipeline；The 1 inside left side of the blackboard eraser body is provided with battery 9, blackboard eraser body 1
Surface is provided with power switch 91；The battery 9 connects asepwirator pump 6；The dust-collecting bin 10 is provided with water-absorbing sponge 7 above；The suction
Water sponge 7 is provided with cover plate 8 above, is provided with fixed column 81 on the right of cover plate 8, and 8 left side of the cover plate is located inside blackboard eraser body 1 and sets
There is chute 82；It is located on the right of the water-absorbing sponge 7 inside blackboard eraser body 1 and is provided with filter layer 11, the dust-collecting bin 10 is by pipe
Road connects water-absorbing sponge 7, and water-absorbing sponge 7 connects filter layer 11 by pipeline；Blackboard eraser body 1 is located on the right of the filter layer 11
Surface is provided with exhaust outlet 12；Body bearing 4 is provided with around 1 lower end of the blackboard eraser body, is provided with magnet inside body bearing 4
41。
Operation principle of the present utility model is：91 are turned on the power switch, asepwirator pump 6 starts air-breathing, and bristle 2 is by above blackboard
Letter written with chalk brush off the substantial amounts of chalk dust of generation, chalk dust enters dust-collecting cavity 5 by air suction opening 3, and asepwirator pump 6 is by dust-collecting cavity 5
The chalk dust in portion is pumped in dust-collecting bin 10, is regularly poured out the dust in dust cabin 10；Dust-collecting bin 10 is inhaled by pipeline connection
Water sponge 7, when gas passes through water-absorbing sponge 7, being absorbed by water-absorbing sponge 7 containing a small amount of dust in gas, subsequent gas are led to
Piping enters filter layer 11, and after filter layer 11 further filters the dust in gas, gas is discharged from exhaust outlet 12；Body
Magnet 41 is provided with seat 4, blackboard eraser body 1 can be fixed on magnet board, cover plate 8 can be by fixed column 81 in chute
Slide in 82, timing is changed water-absorbing sponge 7 and keeps higher dust removal efficiency.The blackboard eraser is reasonable in design, easy to operate, energy
Chalk dust is effectively removed, the physical safety of teacher and classmates has been ensured；And the blackboard eraser is fixed on magnet board, prevent black
Blackboard eraser slides to be lost, and has saved instruction cost.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can be with the premise of without departing from this patent objective
Make a variety of changes.
Claims (6)
1. a kind of efficient dustproof blackboard eraser, including blackboard eraser body（1）And bristle（2）, it is characterised in that the blackboard eraser body
（1）Lower end is provided with bristle（2）；The bristle（2）Above be provided with dust-collecting cavity（5）, dust-collecting cavity（5）Bottom is located at bristle（2）'s
Centre is provided with air suction opening（3）；The dust-collecting cavity（5）Asepwirator pump is provided with above（6）；The asepwirator pump（6）Positioned at blackboard eraser body
（1）Inside, asepwirator pump（6）And dust-collecting cavity（5）By pipeline communication；The asepwirator pump（6）The right is provided with dust-collecting bin（10）, gather dust
Storehouse（10）Asepwirator pump is connected by pipeline（6）；The blackboard eraser body（1）The internal left side is provided with battery（9）, blackboard eraser body
（1）Surface is provided with power switch（91）；The battery（9）Connection asepwirator pump（6）；The dust-collecting bin（10）Water suction sea is provided with above
It is continuous（7）；The water-absorbing sponge（7）Cover plate is provided with above（8）, cover plate（8）The right is provided with fixed column（81）, the cover plate（8）It is left
Side is located at blackboard eraser body（1）Inside is provided with chute（82）；The water-absorbing sponge（7）The right is located at blackboard eraser body（1）It is internal
It is provided with filter layer（11）, the dust-collecting bin（10）Water-absorbing sponge is connected by pipeline（7）, water-absorbing sponge（7）Connected by pipeline
Filter layer（11）；The filter layer（11）The right is located at blackboard eraser body（1）Surface is provided with exhaust outlet（12）；The blackboard eraser sheet
Body（1）Body bearing is provided with around lower end（4）, body bearing（4）Inside is provided with magnet（41）.
2. a kind of efficient dustproof blackboard eraser according to claim 1, it is characterised in that the blackboard eraser body（1）For length
Cube structure.
3. a kind of efficient dustproof blackboard eraser according to claim 1 and 2, it is characterised in that the blackboard eraser body（1）Material
Matter is rigid plastics.
4. a kind of efficient dustproof blackboard eraser according to claim 1, it is characterised in that the bristle（2）Material is soft
Hair.
5. a kind of efficient dustproof blackboard eraser according to claim 1 or 4, it is characterised in that the bristle（2）Length be
15-20mm。
6. a kind of efficient dustproof blackboard eraser according to claim 1, it is characterised in that the air suction opening（3）It is a diameter of
1-2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620568108.5U CN206030896U (en) | 2016-06-14 | 2016-06-14 | High -efficient dustproof blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620568108.5U CN206030896U (en) | 2016-06-14 | 2016-06-14 | High -efficient dustproof blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206030896U true CN206030896U (en) | 2017-03-22 |
Family
ID=58312758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620568108.5U Expired - Fee Related CN206030896U (en) | 2016-06-14 | 2016-06-14 | High -efficient dustproof blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206030896U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471874A (en) * | 2017-07-17 | 2017-12-15 | 徐星星 | A kind of blackboard eraser for possessing dust-absorbing function |
| CN107757202A (en) * | 2017-10-24 | 2018-03-06 | 华东师范大学 | A kind of physics dust-proof blackboard eraser |
-
2016
- 2016-06-14 CN CN201620568108.5U patent/CN206030896U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471874A (en) * | 2017-07-17 | 2017-12-15 | 徐星星 | A kind of blackboard eraser for possessing dust-absorbing function |
| CN107757202A (en) * | 2017-10-24 | 2018-03-06 | 华东师范大学 | A kind of physics dust-proof blackboard eraser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20180614 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |