CN201254024Y - Blackboard - Google Patents
Blackboard Download PDFInfo
- Publication number
- CN201254024Y CN201254024Y CNU2008203013855U CN200820301385U CN201254024Y CN 201254024 Y CN201254024 Y CN 201254024Y CN U2008203013855 U CNU2008203013855 U CN U2008203013855U CN 200820301385 U CN200820301385 U CN 200820301385U CN 201254024 Y CN201254024 Y CN 201254024Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- utility
- pin shaft
- long batten
- board body
- 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
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a blackboard which comprises a board body (1), a long batten (2), a pin shaft (3) and a fixed frame (4); wherein, the long batten (2) is arranged under the board body (1); both ends of the long batten (2) are connected with the fixed frame (4) through the pin shaft (3); the fixed frame (4) is fixed on the board body (1). In the utility model, the long batten is connected to the fixed frame through the pin shaft and is not directly fixed with the board body of the blackboard, so the dead corner in the prior art is eliminated; thereby, the long batten can rotate around the pin shaft; namely, when chalk ash needs to be cleaned, the long batten is turned over, so the chalk ash can be cleaned up.
Description
Technical field
The utility model relates to a kind of blackboard, belongs to the blackboard field.
Background technology
The long stuff that is provided with below the blackboard plate body at present all is directly to be fixed on the plate body, is Immobile, so there is the dead angle in long stuff during cleaning behind the certain chalk dust of accumulation, clears up untotally, and this is a ubiquitous problem.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, the blackboard that chalk dust can be cleaned out.
The technical solution of the utility model: this blackboard, comprise plate body 1, the below of plate body 1 is provided with long stuff 2, and the two ends of described long stuff 2 are connected with fixed mount 4 by bearing pin 3, and fixed mount 4 is fixed on the plate body 1.
Long stuff of the present utility model is connected on the fixed mount by bearing pin, and directly unfixing with the plate body of blackboard, has eliminated the former dead angle that pre-exists, and therefore, long stuff can rotate around bearing pin, when promptly clearing up chalk dust, as long as long stuff is routed up, can clean out.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the structural representation of the utility model long stuff after turning down.
The specific embodiment
Embodiment of the present utility model: the structure of this blackboard comprises plate body 1 as shown in Figure 1, and the below of plate body 1 is provided with long stuff 2, and the two ends of described long stuff 2 are connected with fixed mount 4 by bearing pin 3, and fixed mount 4 is fixed on the plate body 1.During cleaning, long stuff 2 is turned down around bearing pin 3, as shown in Figure 2, the chalk dust of accumulation on the long stuff 2 can be cleaned out.
Claims (1)
- [claim 1] a kind of blackboard comprises plate body (1), and the below of plate body (1) is provided with long stuff (2), it is characterized in that: the two ends of described long stuff (2) are connected with fixed mount (4) by bearing pin (3), and fixed mount (4) is fixed on the plate body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203013855U CN201254024Y (en) | 2008-07-01 | 2008-07-01 | Blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203013855U CN201254024Y (en) | 2008-07-01 | 2008-07-01 | Blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201254024Y true CN201254024Y (en) | 2009-06-10 |
Family
ID=40737341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203013855U Expired - Fee Related CN201254024Y (en) | 2008-07-01 | 2008-07-01 | Blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201254024Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231547A (en) * | 2020-03-26 | 2020-06-05 | 山东理工职业学院 | Multifunctional teaching blackboard |
-
2008
- 2008-07-01 CN CNU2008203013855U patent/CN201254024Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231547A (en) * | 2020-03-26 | 2020-06-05 | 山东理工职业学院 | Multifunctional teaching blackboard |
| CN111231547B (en) * | 2020-03-26 | 2021-07-09 | 山东理工职业学院 | Multifunctional teaching blackboard |
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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: 20090610 Termination date: 20100701 |