CN202498915U - Electrostatic blackboard eraser - Google Patents
Electrostatic blackboard eraser Download PDFInfo
- Publication number
- CN202498915U CN202498915U CN2012200390329U CN201220039032U CN202498915U CN 202498915 U CN202498915 U CN 202498915U CN 2012200390329 U CN2012200390329 U CN 2012200390329U CN 201220039032 U CN201220039032 U CN 201220039032U CN 202498915 U CN202498915 U CN 202498915U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- blackboard eraser
- electrostatic
- eraser
- utility
- 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 an electrostatic blackboard eraser. A blackboard (1) is comprised. An electrostatic device (2) is arranged on the blackboard (1). The blackboard eraser (3) is arranged on the blackboard (1), wherein the blackboard eraser (3) erases the blackboard (1) with one side, and a dust storage tank (4) is arranged on the other side. The switch of the electrostatic device (3) is arranged on the edge of the blackboard. The electrostatic blackboard eraser has the advantages that when the blackboard eraser erases the blackboard, the electrostatic device is turned on to suck chalk dusts produced when characters are erased, thus chalk dusts do not diffuse everywhere and make influence on the physical health of teachers and students.
Description
Technical field
The utility model relates to the teaching aid technical field, specifically a kind of static blackboard eraser.
Background technology
Teacher wipes chalk dust with blackboard eraser when teaching, can produce very big chalk dust, has polluted the air in the classroom, has brought harm for student and teacher's health.
The utility model content
The purpose of the utility model is a kind of static blackboard eraser that can prevent the chalk dust health risk of design.
The utility model static blackboard eraser comprises: blackboard 1, electrostatic equipment 2 is housed on the blackboard 1, and blackboard eraser 3 is contained in can on blackboard 1, wipe on blackboard 1 one side and moves, and another side is equipped with storage ash-pit 4, and the switch of electrostatic equipment 3 is contained on the blackboard limit.
The advantage of utility model static blackboard eraser is: blackboard eraser is wiped when moving, and opens electrostatic equipment, can chalk dust that wipe the word generation be held, and does not distribute everywhere, influences the healthy of teacher student.
Description of drawings
Fig. 1 is the utility model static wiping blackboard structure sketch map.
The specific embodiment
According to shown in Figure 1, the static blackboard eraser comprises:: blackboard 1, electrostatic equipment 2 is housed on the blackboard 1, blackboard eraser 3 is contained in can on blackboard 1, wipe on blackboard 1 one side and moves, and another side is equipped with storage ash-pit 4, and the switch of electrostatic equipment 3 is contained on the blackboard limit.
Claims (1)
1. static blackboard eraser; Comprise: blackboard (1) is characterized in that: electrostatic equipment (2) is housed on the blackboard (1), and blackboard eraser (3) is contained in blackboard (1) and can upward wipes moving at blackboard (1) on one side; Another side is equipped with storage ash-pit (4), and the switch of electrostatic equipment (3) is contained on the blackboard limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200390329U CN202498915U (en) | 2012-01-17 | 2012-01-17 | Electrostatic blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200390329U CN202498915U (en) | 2012-01-17 | 2012-01-17 | Electrostatic blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202498915U true CN202498915U (en) | 2012-10-24 |
Family
ID=47035540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200390329U Expired - Fee Related CN202498915U (en) | 2012-01-17 | 2012-01-17 | Electrostatic blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202498915U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972801A (en) * | 2014-04-10 | 2015-10-14 | 金晟天 | Static blackboard |
| CN108583094A (en) * | 2018-07-16 | 2018-09-28 | 佛山麦阁科技有限公司 | A kind of novel no airborne dust blackboard |
-
2012
- 2012-01-17 CN CN2012200390329U patent/CN202498915U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972801A (en) * | 2014-04-10 | 2015-10-14 | 金晟天 | Static blackboard |
| CN108583094A (en) * | 2018-07-16 | 2018-09-28 | 佛山麦阁科技有限公司 | A kind of novel no airborne dust blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20130117 |