CN203093541U - Dedusting blackboard eraser - Google Patents
Dedusting blackboard eraser Download PDFInfo
- Publication number
- CN203093541U CN203093541U CN 201320158103 CN201320158103U CN203093541U CN 203093541 U CN203093541 U CN 203093541U CN 201320158103 CN201320158103 CN 201320158103 CN 201320158103 U CN201320158103 U CN 201320158103U CN 203093541 U CN203093541 U CN 203093541U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- dust
- edge
- eraser body
- blackboard
- 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
Abstract
The utility model relates to a dedusting blackboard eraser which comprises a blackboard eraser body. The blackboard eraser body is provided with blackboard eraser bristles and is internally provided with a chamber. The edge of the chamber is provided with a dust collection chamber. The edge of the dust collection chamber is provided with dust discharging openings. One surface of the blackboard eraser body, which is connected with the blackboard eraser bristles, is provided with at least one through hole. The edge of the blackboard eraser bristles is provided with dust guiding sheets. The dust guiding sheet cause the chalk dust to enter the chamber through the through holes on the blackboard eraser body along with the dust guiding sheets. Furthermore the chalk dust is collected into the dust collection chamber. The dedusting blackboard eraser further has the following advantages: high convenience in use, simple structure, and capability of dedusting.
Description
Technical field
The utility model relates to a kind of teaching aid, relates to a kind of blackboard eraser specifically.
Background technology
The blackboard eraser that teaching is at present used, the function of the dirt that do not disappear because dust can't be eliminated, causes chalk dust to fly upward aloft during use, is easy to the inspiration by teachers and students, influences the healthy of teachers and students.
The utility model content
Problem to be solved in the utility model is at above problem, and the dust-removing blackboard eraser of a kind of energy dedusting is provided.
For addressing the above problem, the technical scheme that the utility model adopted is: dust-removing blackboard eraser, comprise the blackboard eraser body, described blackboard eraser body is provided with the blackboard snag, be provided with cavity in the described blackboard eraser body, the edge of described cavity is provided with cinder catcher, and the edge of described cinder catcher is provided with ash discharging hole, described blackboard eraser body is provided with at least one through hole with the one side that described blackboard snag is connected, and the edge of described blackboard snag is provided with leads the dirt sheet.
As a kind of improvement, described blackboard eraser body is provided with expansion link.
The utility model is taked above technical scheme, have the following advantages: dust-removing blackboard eraser, comprise the blackboard eraser body, described blackboard eraser body is provided with the blackboard snag, be provided with cavity in the described blackboard eraser body, the edge of described cavity is provided with cinder catcher, and the edge of described cinder catcher is provided with ash discharging hole, described blackboard eraser body is provided with at least one through hole with the one side that described blackboard snag is connected, and the edge of described blackboard snag is provided with leads the dirt sheet; The setting of leading the dirt sheet makes chalk dust enter into cavity along leading the dirt sheet by the through hole on the blackboard eraser body, and collects in the cinder catcher, and can the chalk dust of collecting be poured out by ash discharging hole, and is easy to use, simple in structure, and can dedusting.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing is the structural representation of the utility model embodiment.
Among the figure: 1-blackboard eraser body; The 11-through hole; The snag of 2-blackboard; The 3-cavity; The 31-cinder catcher; The 4-ash discharging hole; 5-leads the dirt sheet; The 6-expansion link.
The specific embodiment
Embodiment: dust-removing blackboard eraser, comprise blackboard eraser body 1, described blackboard eraser body 1 is provided with blackboard snag 2, be provided with cavity 3 in the described blackboard eraser body 1, the edge of described cavity 3 is provided with cinder catcher 31, the edge of described cinder catcher 31 is provided with ash discharging hole 4, and the one side that described blackboard eraser body 1 is connected with described blackboard snag 2 is provided with at least one through hole 11, and the edge of described blackboard snag 2 is provided with leads dirt sheet 5.The setting of leading dirt sheet 5 makes chalk dust enter into cavity 3 along leading dirt sheet 5 by the through hole on the blackboard eraser body 11, and collects in the cinder catcher 31, and can the chalk dust of collecting be poured out by ash discharging hole 4.Described blackboard eraser body 1 is provided with expansion link 6, can get at writing of eminence very easily by stretching expansion link 6.Easy to use, simple in structure, and can dedusting.
Claims (2)
1. dust-removing blackboard eraser, comprise the blackboard eraser body, described blackboard eraser body is provided with the blackboard snag, it is characterized in that: be provided with cavity in the described blackboard eraser body, the edge of described cavity is provided with cinder catcher, the edge of described cinder catcher is provided with ash discharging hole, and described blackboard eraser body is provided with at least one through hole with the one side that described blackboard snag is connected, and the edge of described blackboard snag is provided with leads the dirt sheet.
2. dust-removing blackboard eraser as claimed in claim 1 is characterized in that: described blackboard eraser body is provided with expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158103 CN203093541U (en) | 2013-03-23 | 2013-03-23 | Dedusting blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158103 CN203093541U (en) | 2013-03-23 | 2013-03-23 | Dedusting blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203093541U true CN203093541U (en) | 2013-07-31 |
Family
ID=48844972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320158103 Expired - Fee Related CN203093541U (en) | 2013-03-23 | 2013-03-23 | Dedusting blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203093541U (en) |
-
2013
- 2013-03-23 CN CN 201320158103 patent/CN203093541U/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: 20130731 Termination date: 20140323 |