CN202062889U - Chalk-dust cleaning box - Google Patents
Chalk-dust cleaning box Download PDFInfo
- Publication number
- CN202062889U CN202062889U CN2011201610834U CN201120161083U CN202062889U CN 202062889 U CN202062889 U CN 202062889U CN 2011201610834 U CN2011201610834 U CN 2011201610834U CN 201120161083 U CN201120161083 U CN 201120161083U CN 202062889 U CN202062889 U CN 202062889U
- Authority
- CN
- China
- Prior art keywords
- chalk
- cleaning box
- blackboard
- dust
- dust cleaning
- 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 relates to the technical field of teaching materials. At present, a known teaching blackboard is not provided with a chalk-dust cleaning device, and after a teacher gives a lesson, a large number of chalk dust can be left at the bottom of the blackboard and can fly all round when being blown by wind, thereby the learning atmosphere of students is influenced and is not ideal. In order to overcome the deficiency, the utility model provides a chalk-dust cleaning box, so that after the teacher gives the lesson each time, the chalk dust at the bottom of the blackboard can not fly all round after being blown by the wind, thereby the purpose of guaranteeing a good learning atmosphere of the students is achieved. A technical scheme for solving the technical problem of the utility model is that: the chalk-dust cleaning box comprises the blackboard, a cleaning box and a box cover, and is characterized in that: the bottom of the blackboard is provided with the cleaning box with the box cover. Thus, after the teacher gives the lesson, the chalk dust is directly loaded in the cleaning box at the bottom of the blackboard, thereby the purpose of guaranteeing the good learning atmosphere of the students is achieved. The chalk-dust cleaning box has the beneficial effects that: the chalk-dust cleaning box has a simple structure and is convenient to use.
Description
Technical field
The utility model relates to a kind of teaching material class technical field.
Background technology
At present, known blackboard for education does not all possess the chalk dust cleaning plant, and each teacher has awarded after class, and a large amount of chalk dusts all can be left in the blackboard bottom, and wind one blows, and all can fly everywhere, influences very much the atmosphere of student's study, and is not ideal.
Summary of the invention
In order to overcome above-mentioned deficiency, the utility model provides a kind of chalk dust cleaning box, just can reach each teacher and award after class, and the chalk dust of blackboard bottom can not got everywhere by wind and fly, thereby ensures that the student has the purpose of a good study atmosphere.
The technical scheme in the invention for solving the technical problem is: the chalk dust cleaning box by blackboard, cleaning box and lid are formed is characterized in that: the cleaning box that is provided with the tape drum lid in the blackboard bottom.Awarded after class teacher like this, chalk dust just directly has been contained in the cleaning box of blackboard bottom, thereby ensures that the student has the purpose of a good study atmosphere.
The beneficial effects of the utility model are: simple in structure, easy to use.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is the utility model structural representation.
1. blackboards among the figure, 2. cleaning box, 3. lid.
The specific embodiment
Among Fig. 1, be provided with the cleaning box 2 of tape drum lid 3 in blackboard 1 bottom.Awarded after class chalk dust like this teacher
Just directly be contained in the cleaning box of blackboard bottom, thereby ensured that the student has the purpose of a good study atmosphere.
Claims (1)
1. a chalk dust cleaning box is made up of blackboard, cleaning box and lid, it is characterized in that: the cleaning box (2) that is provided with tape drum lid (3) in blackboard (1) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201610834U CN202062889U (en) | 2011-05-19 | 2011-05-19 | Chalk-dust cleaning box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201610834U CN202062889U (en) | 2011-05-19 | 2011-05-19 | Chalk-dust cleaning box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202062889U true CN202062889U (en) | 2011-12-07 |
Family
ID=45056764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201610834U Expired - Fee Related CN202062889U (en) | 2011-05-19 | 2011-05-19 | Chalk-dust cleaning box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202062889U (en) |
-
2011
- 2011-05-19 CN CN2011201610834U patent/CN202062889U/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: 20111207 Termination date: 20120519 |