CN202428940U - Black board capable of being automatically erased - Google Patents
Black board capable of being automatically erased Download PDFInfo
- Publication number
- CN202428940U CN202428940U CN2011205522476U CN201120552247U CN202428940U CN 202428940 U CN202428940 U CN 202428940U CN 2011205522476 U CN2011205522476 U CN 2011205522476U CN 201120552247 U CN201120552247 U CN 201120552247U CN 202428940 U CN202428940 U CN 202428940U
- Authority
- CN
- China
- Prior art keywords
- black board
- blackboard
- black
- board
- expansion cylinders
- 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
- 238000009434 installation Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 6
- 206010022114 Injury Diseases 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
Abstract
The utility model discloses a black board capable of being automatically erased, which comprises an expansion cylinder set and a flexible black board. The black board is characterized in that a circle of the flexible black board is connected between two expansion cylinders, one side of the black board is fixedly provided with an electric black board eraser, and the expansion cylinders can rotate. The black board is arranged on a wall surface, one side, provided with the electric black board eraser, of the black board faces to a wall body, after the other side of the black board is fully written, the expansion cylinders are started, the expansion cylinders rotate to turn one side of the black board which is fully written to an inner side, one cleaning side of the black board is turned to an outer side, when the black board is turned, the writing on the black board can be erased by the electric black board eraser, and the dust falls to the inner side ,and cannot fly to the outer side, so that the injury of the dust to the human body can be avoided.
Description
Technical field
The utility model relates to a kind of automatic erasable blackboard, belongs to the stationery technical field.
Background technology
In the class, teacher need pass on the content of courses to the student through writing writing on the blackboard, but when inner capacities is bigger; Teacher need wipe unwanted content on one side, writes new content then, relatively wastes time and energy; Half the common blackboard all is to adopt chalk to write, and on one's body chalk dust can drop in wiping the process of writing on the blackboard, is not easy to remove; In case after sucking human body in a large number, can cause the health of human body to have a strong impact on.
The utility model content
The utility model relates to a kind of erasable blackboard automatically, and traditional blackboard is erasable to waste time and energy in order to solve, simultaneously the chalk dust pollution problems.
Be to realize this purpose, the method that the utility model adopted is: a kind of erasable blackboard automatically, comprise cylinder and soft blackboard, and connect the soft blackboard of a circle between two cylinders, be fixed with driven blackboard brush in the one side of soft blackboard, cylinder is rotatable.
Its beneficial effect is: blackboard is installed on the metope, and the one side that the driven blackboard brush is arranged is towards body of wall, after the another side writing on the blackboard is write completely; Start cylinder, cylinder rotates the one side that will write full writing on the blackboard and forwards the inboard to, and clean one side forwards the outside to; When rotating, the driven blackboard brush will be wiped writing on the blackboard, because dust drops on the inboard; Can not waft, avoid the injury of dust human body to the outside.
Description of drawings
The utility model will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the utility model structure chart.
The specific embodiment
Disclosed all characteristics in this specification, or the step in disclosed all methods or the process except mutually exclusive characteristic and/or the step, all can make up by any way.
Disclosed arbitrary characteristic in this specification (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
As shown in Figure 1, a kind of erasable blackboard automatically comprises cylinder 1 and soft blackboard 2; Two cylinders 1 become one group up and down; Between cylinder 1, connect the soft blackboard 2 of a circle, the one side of soft blackboard 2 is equipped with driven blackboard brush 3, and blackboard is installed on the wall; The one side that the driven blackboard brush is housed is faced body of wall, and cylinder 1 rotates the rotation that can drive soft blackboard 2.
The utility model is not limited to the aforesaid specific embodiment.The utility model expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (1)
1. automatic erasable blackboard; Comprise cylinder (1) and soft blackboard (2), it is characterized in that, between two cylinders (1), connect a circle soft blackboard (2); Wherein simultaneously go up installation one driven blackboard brush (3) at soft blackboard (2), cylinder (1) is rotatable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205522476U CN202428940U (en) | 2011-12-27 | 2011-12-27 | Black board capable of being automatically erased |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205522476U CN202428940U (en) | 2011-12-27 | 2011-12-27 | Black board capable of being automatically erased |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202428940U true CN202428940U (en) | 2012-09-12 |
Family
ID=46778411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205522476U Expired - Fee Related CN202428940U (en) | 2011-12-27 | 2011-12-27 | Black board capable of being automatically erased |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202428940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042731A (en) * | 2016-07-11 | 2016-10-26 | 江苏海事职业技术学院 | Full-automatic cleaning-free dust collection blackboard |
| CN111833693A (en) * | 2020-08-02 | 2020-10-27 | 湖南文理学院 | Rural kindergarten teaching board |
-
2011
- 2011-12-27 CN CN2011205522476U patent/CN202428940U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042731A (en) * | 2016-07-11 | 2016-10-26 | 江苏海事职业技术学院 | Full-automatic cleaning-free dust collection blackboard |
| CN111833693A (en) * | 2020-08-02 | 2020-10-27 | 湖南文理学院 | Rural kindergarten teaching board |
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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: 20120912 Termination date: 20121227 |