CN201410827Y - Sanitary blackboard - Google Patents
Sanitary blackboard Download PDFInfo
- Publication number
- CN201410827Y CN201410827Y CN2009200118224U CN200920011822U CN201410827Y CN 201410827 Y CN201410827 Y CN 201410827Y CN 2009200118224 U CN2009200118224 U CN 2009200118224U CN 200920011822 U CN200920011822 U CN 200920011822U CN 201410827 Y CN201410827 Y CN 201410827Y
- Authority
- CN
- China
- Prior art keywords
- chalk
- blackboard
- board surface
- chalkrail
- opening
- 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 a sanitary blackboard, which comprises a rectangular board surface and a chalkrail at the bottom side of the board surface, wherein the chalkrail is of an inverted triangular structure, and an opening is arranged at the low end; a garbage can is arranged at the opening, and a plurality of slots are transversally arranged inwards at the bottom side of the board surface;and the diameter of the slot is equal to the maximum diameter of chalk. When in use, the chalk can be inserted in the slots by users to facilitate teachers and students to use; and the chalkrail at the bottom side of the board surface can collect chalk dust fallen from letters written with chalk on the board surface by the teachers and the students, and the chalk dust slips to the opening along the inverted triangular chalkrail and finally falls to the garbage can, accordingly, the garbage can just needs to be regularly cleaned by the users. The utility model has the advantages of delicate appearance, simple process, convenient application, convenience and practicality and the like.
Description
Technical field
The utility model relates to a kind of educational aid, especially a kind of health blackboard.
Background technology
As everyone knows, blackboard is one of most important instrument in the school instruction., present blackboard function is too single, and in teachers and students' writing process, most of chalk dust drops in the ledge for chalk on blackboard on blackboard base, and the back inconvenience cleaning of accumulating over a long period brings very big inconvenience to teachers and students.In order to address the above problem, we provide a kind of health blackboard.
Summary of the invention
The purpose of this utility model provides a kind of health blackboard, is used to solve normal blackboard inconvenience cleaning ledge for chalk on blackboard and the inconvenience problems such as chalk of taking.
For achieving the above object, the utility model health blackboard comprises the ledge for chalk on blackboard on rectangular slab face and plate face base, and described ledge for chalk on blackboard is the inverted triangle structure, and offers opening at low side, and opening part is installed dustbin; Inwardly laterally offer a plurality of slots along plate face base, the slot diameter equals the maximum gauge of chalk.
After adopting said structure, during use, the user assigns into chalk in the ledge for chalk on blackboard, facilitates for teachers and students use; The ledge for chalk on blackboard on plate face base can be collected teachers and students and write the chalk dust that letter written with chalk drops at the plate face, and these chalk dusts slide to opening part under the ledge for chalk on blackboard of inverted triangle, and finally falls in the dustbin, and the user only needs regularly dustbin to be cleared up just can.
Compared with the prior art, the beneficial effects of the utility model are: profile exquisiteness, technology be simple, it is easy, convenient and practical to use, and can effectively collect the chalk dust that drops in the top, is convenient to clear up wiping, can also conveniently deposit chalk.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the utility model health blackboard.
Number in the figure: 1 is that plate face, 2 is that ledge for chalk on blackboard, 3 is that opening, 4 is that dustbin, 5 is slot.
The specific embodiment
As shown in Figure 1, the utility model health blackboard comprises the ledge for chalk on blackboard 2 on rectangular slab face 1 and plate face base, and described ledge for chalk on blackboard 2 is the inverted triangle structure, and offers opening 3 at low side, and dustbin 4 is installed at opening 3 places; Inwardly laterally offer a plurality of slots 5 along plate face 1 base, slot 5 diameters equal the maximum gauge of chalk.
Claims (1)
1, a kind of health blackboard, comprise it is characterized in that the ledge for chalk on blackboard (2) on rectangular slab face (1) and plate face base: described ledge for chalk on blackboard (2) is the inverted triangle structure, and offers opening (3) at low side, opening (3) locates to install dustbin (4); Inwardly laterally offer a plurality of slots (5) along plate face (1) base, slot (5) diameter equals the maximum gauge of chalk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200118224U CN201410827Y (en) | 2009-03-16 | 2009-03-16 | Sanitary blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200118224U CN201410827Y (en) | 2009-03-16 | 2009-03-16 | Sanitary blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201410827Y true CN201410827Y (en) | 2010-02-24 |
Family
ID=41712719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200118224U Expired - Fee Related CN201410827Y (en) | 2009-03-16 | 2009-03-16 | Sanitary blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201410827Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717638A (en) * | 2012-07-13 | 2012-10-10 | 丁栋 | Environment-friendly dedusting blackboard |
| CN103192629A (en) * | 2013-03-14 | 2013-07-10 | 于希萌 | Dust-recovery writing device |
-
2009
- 2009-03-16 CN CN2009200118224U patent/CN201410827Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717638A (en) * | 2012-07-13 | 2012-10-10 | 丁栋 | Environment-friendly dedusting blackboard |
| CN103192629A (en) * | 2013-03-14 | 2013-07-10 | 于希萌 | Dust-recovery writing device |
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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: 20100224 Termination date: 20110316 |