CN202378575U - Dust absorption blackboard eraser capable of storing chalks - Google Patents
Dust absorption blackboard eraser capable of storing chalks Download PDFInfo
- Publication number
- CN202378575U CN202378575U CN2011205396933U CN201120539693U CN202378575U CN 202378575 U CN202378575 U CN 202378575U CN 2011205396933 U CN2011205396933 U CN 2011205396933U CN 201120539693 U CN201120539693 U CN 201120539693U CN 202378575 U CN202378575 U CN 202378575U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- box body
- dust absorption
- chalk
- teachers
- 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
Links
- 239000000428 dust Substances 0.000 title claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000010186 staining Methods 0.000 abstract 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
Images
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a dust absorption blackboard eraser capable of storing chalks. The dust absorption blackboard eraser is characterized in that a minitype dust collector is arranged in a blackboard eraser box body, dust absorption openings are arranged at two sides of the blackboard eraser box body, the bottom surface of the blackboard eraser box body is connected with blackboard eraser hair, a blackboard eraser is arranged at the top surface of the blackboard eraser box body, and the blackboard eraser is connected with a thin cylindrical chalk trough. The dust absorption blackboard eraser has the benefit effects that when in use, the minitype dust collector in the blackboard eraser box body can absorb chalk ash through the dust absorption openings, therefore, teachers can avoid staining clothes or inhaling chalk ash. A plurality of chalks can be stored in advance in the chalk trough so that teachers need not to repeatedly take talks when giving a lesson. The dust absorption blackboard eraser is very convenient to use, and is beneficial for the health of the teachers and students.
Description
Technical field
The utility model relates to a kind of blackboard eraser, particularly a kind of dust absorption blackboard eraser that stores chalk.
Background technology
General teacher is saying that the chalk of taking of going that needs class hour one by one writes, and chalk dust can fly upward everywhere, and sucking in the human body also can have harm to people's health.
Summary of the invention
The purpose of the utility model is exactly to solve the problem of mentioning in the above-mentioned background technology, provide a kind of can sucking chalk powder and avoid the dust absorption blackboard eraser of teachers at the stored chalk of the chalk of taking repeatedly.
The technical scheme that the utility model adopts is: the dust absorption blackboard eraser that can store chalk; It is characterized in that: in blackboard eraser box body, be provided with a micro-cleaner; Be provided with suction port in blackboard eraser box body both sides; Blackboard eraser box body bottom surface is connected with snag, and blackboard eraser box body end face is provided with wiping board, and wiping board is connecting thin ledge for chalk on blackboard cylindraceous.
The beneficial effect of the utility model is: during use; Micro-cleaner in blackboard eraser box body can siphon away chalk dust through suction port; Teachers just avoid in ledge for chalk on blackboard, can storing many chalks having made clothes or suction chalk dust dirty in advance like this, say that like this class hour does not just need taking chalk repeatedly; Use easily, also more be of value to academics and students' health.
Description of drawings
Below in conjunction with accompanying drawing and instance the utility model is done further explain.
Figure is the structural representation of the utility model.
Among the figure: 1, suction port, 2, snag, 3, blackboard eraser box body, 4, wiping board, 5, ledge for chalk on blackboard.
The specific embodiment
Like figure; Can store the dust absorption blackboard eraser of chalk; It is characterized in that: in blackboard eraser box body 3, be provided with a micro-cleaner, be provided with suction port 1 in blackboard eraser box body 3 both sides, blackboard eraser box body 3 bottom surfaces are connected with snag 2; Blackboard eraser box body 3 end faces are provided with wiping board 4, and wiping board is connecting thin ledge for chalk on blackboard cylindraceous 5.Its beneficial effect is: during use; Micro-cleaner in blackboard eraser box body can siphon away chalk dust through suction port; Teachers just avoid in ledge for chalk on blackboard, can storing many chalks having made clothes or suction chalk dust dirty in advance like this, say that like this class hour does not just need taking chalk repeatedly; Use easily, also more be of value to academics and students' health.
Claims (1)
1. can store the dust absorption blackboard eraser of chalk; It is characterized in that: in blackboard eraser box body, be provided with a micro-cleaner, be provided with suction port in blackboard eraser box body both sides, blackboard eraser box body bottom surface is connected with snag; Blackboard eraser box body end face is provided with wiping board, and wiping board is connecting thin ledge for chalk on blackboard cylindraceous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205396933U CN202378575U (en) | 2011-12-21 | 2011-12-21 | Dust absorption blackboard eraser capable of storing chalks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205396933U CN202378575U (en) | 2011-12-21 | 2011-12-21 | Dust absorption blackboard eraser capable of storing chalks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202378575U true CN202378575U (en) | 2012-08-15 |
Family
ID=46627096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205396933U Expired - Fee Related CN202378575U (en) | 2011-12-21 | 2011-12-21 | Dust absorption blackboard eraser capable of storing chalks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202378575U (en) |
-
2011
- 2011-12-21 CN CN2011205396933U patent/CN202378575U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20121221 |