CN103802563A - Blackboard eraser with dust collection box - Google Patents
Blackboard eraser with dust collection box Download PDFInfo
- Publication number
- CN103802563A CN103802563A CN201210441753.7A CN201210441753A CN103802563A CN 103802563 A CN103802563 A CN 103802563A CN 201210441753 A CN201210441753 A CN 201210441753A CN 103802563 A CN103802563 A CN 103802563A
- Authority
- CN
- China
- Prior art keywords
- box
- blackboard eraser
- collection box
- dust collection
- dust
- 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.)
- Pending
Links
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The invention provides a blackboard eraser with a dust collection box. The dust collection box is arranged below a bottom board where an eraser body is fixed, and a dust accumulation box which can be used as a handle and disassembled in a screwing mode is connected under the dust collection box. When the blackboard eraser is used, chalk dust after erasing can be collected into the dust accumulation box on the lower portion by the dust collection box and treated uniformly, and therefore the phenomenon that the dust falls and flies in the process of erasing a blackboard, and pollution to the ground can be reduced easily.
Description
Technical field
The present invention relates to a kind of blackboard eraser, specifically a kind of blackboard eraser with ash accepting box.
Background technology
After using chalk to write on blackboard, wipe and rewrite through conventional blackboard eraser, common blackboard eraser is all directly will after chalk powder eraser, to drop on the ground, has both caused the pollution on ground, also can cause powder ash to fly upward contaminated air.
Summary of the invention
The invention provides a kind of blackboard eraser with ash accepting box entirely, in using blackboard eraser, can be by chalk ash collection unified processing in box body.
The present invention includes the rub body of blackboard eraser, rub body is fixed on base plate box, the technical scheme adopting by: below the fixing base plate box of rub body, be provided with an ash accepting box, the below of this ash accepting box is connected with one and doubles as the ash deposition box that revolving of handle torn open.
Beneficial effect of the present invention is embodied in: using in blackboard eraser, ash accepting box can be by unified processing in the ash deposition box of wiped chalk dust access below, avoids the phenomenon of flying upward with falling with wiping, favourable minimizing ground pollution everywhere.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention.
The specific embodiment
Shown in Fig. 1: be provided with an ash accepting box 3 below the fixing base plate box 1 of rub body 2, the below of this ash accepting box 3 is connected with one and doubles as the ash deposition box 4 that revolving of handle torn open.
Claims (1)
1. the blackboard eraser with ash accepting box, comprise the rub body (2) of blackboard eraser, rub body (2) is fixed on base plate box (1), it is characterized in that: base plate box (1) below fixing at rub body (2) is provided with an ash accepting box (3), and the below of this ash accepting box (3) is connected with one and doubles as the ash deposition box (4) that revolving of handle torn open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210441753.7A CN103802563A (en) | 2012-11-08 | 2012-11-08 | Blackboard eraser with dust collection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210441753.7A CN103802563A (en) | 2012-11-08 | 2012-11-08 | Blackboard eraser with dust collection box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103802563A true CN103802563A (en) | 2014-05-21 |
Family
ID=50700131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210441753.7A Pending CN103802563A (en) | 2012-11-08 | 2012-11-08 | Blackboard eraser with dust collection box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103802563A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11296797B2 (en) | 2019-03-12 | 2022-04-05 | Fujitsu Limited | Method and apparatus for monitoring the change of state of polarization and a receiver |
-
2012
- 2012-11-08 CN CN201210441753.7A patent/CN103802563A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11296797B2 (en) | 2019-03-12 | 2022-04-05 | Fujitsu Limited | Method and apparatus for monitoring the change of state of polarization and a receiver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140521 |