CN203142165U - Dust-free blackboard - Google Patents
Dust-free blackboard Download PDFInfo
- Publication number
- CN203142165U CN203142165U CN 201320136695 CN201320136695U CN203142165U CN 203142165 U CN203142165 U CN 203142165U CN 201320136695 CN201320136695 CN 201320136695 CN 201320136695 U CN201320136695 U CN 201320136695U CN 203142165 U CN203142165 U CN 203142165U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- dust
- blackboard eraser
- eraser
- groove
- 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 discloses a dust-free blackboard. The dust-free blackboard is characterized in that a blackboard eraser is arranged on the left side of the blackboard; the left side and the right side of the blackboard eraser are respectively provided with a fur brush; a hairbrush is located between the left fur brush and the right fur brush of the blackboard; a handle is arranged in the middle of the blackboard eraser; pulleys are located at the upper end and the lower end of the blackboard eraser; pulley grooves are arranged at the upper end and the lower end of the blackboard respectively; a dust collecting groove is located below the pulley groove at the lower end of the blackboard; dust collecting boxes are arranged on the left side and the right side of the dust collecting groove respectively. Due to the arrangement, the dust-free blackboard achieves the purpose that excessive dust will not be generated when a user cleans the blackboard.
Description
Technical field
The utility model relates to a kind of blackboard, is a kind of blackboard that does not produce dust specifically.
Background technology
The blackboard that uses in the classroom is easy to generate a large amount of dust when wiping at present, and dust can influence teacher and classmates' respiratory health.
Summary of the invention
The purpose of this utility model is that a kind of dust-free blackboard that does not produce dust is provided.
To achieve these goals, the utility model is provided with blackboard eraser in the left side of blackboard, be respectively equipped with the skin brush in the left and right sides of blackboard eraser, hairbrush is between skin about blackboard eraser is brushed, middle part at blackboard eraser is provided with handle, and pulley is positioned at the two ends up and down of blackboard eraser, and the two ends up and down of blackboard are respectively equipped with pulley groove, the powder collection groove is positioned at the below of blackboard lower end pulley groove, is respectively equipped with the powder collection box in the left and right sides of powder collection groove.
By above setting, the utility model has realized not producing the purpose of dust when erasing the board.
Description of drawings
Now by reference to the accompanying drawings the utility model is described further.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of blackboard eraser.
Among the figure: 1, blackboard, 2 blackboard erasers, 3, skin brush, 4, hairbrush, 5, handle, 6, pulley, 7, pulley groove, 8, the powder collection groove, 9, the powder collection box.
The specific embodiment
As shown in Figure 1, 2, the utility model is provided with blackboard eraser 2 in the left side of blackboard 1, be respectively equipped with skin brush 3 in the left and right sides of blackboard eraser 2, hairbrush 4 is between blackboard eraser about 2 skins brush 3, be provided with handle 5 in the middle part of blackboard eraser 2, pulley 6 is positioned at the two ends up and down of blackboard eraser 2, and the two ends up and down of blackboard 1 are respectively equipped with pulley groove 7, powder collection groove 8 is positioned at the below of blackboard 1 lower end pulley groove 7, is respectively equipped with powder collection box 9 in the left and right sides of powder collection groove 8.By above setting, erasing the board in 1, hairbrush 4 contacts with the space of a whole page and produces dust, because stopping of skin brush 3, dust only can fly away in blackboard eraser 2, drops on gradually in the powder collection groove 7 of below, and final powder falls in the powder collection box 9 along powder collection groove 8.
Claims (1)
1. dust-free blackboard, it is characterized in that: the left side at blackboard is provided with blackboard eraser, be respectively equipped with the skin brush in the left and right sides of blackboard eraser, hairbrush is between skin about blackboard eraser is brushed, middle part at blackboard eraser is provided with handle, and pulley is positioned at the two ends up and down of blackboard eraser, and the two ends up and down of blackboard are respectively equipped with pulley groove, the powder collection groove is positioned at the below of blackboard lower end pulley groove, is respectively equipped with the powder collection box in the left and right sides of powder collection groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320136695 CN203142165U (en) | 2013-03-23 | 2013-03-23 | Dust-free blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320136695 CN203142165U (en) | 2013-03-23 | 2013-03-23 | Dust-free blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203142165U true CN203142165U (en) | 2013-08-21 |
Family
ID=48969717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320136695 Expired - Fee Related CN203142165U (en) | 2013-03-23 | 2013-03-23 | Dust-free blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203142165U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751765A (en) * | 2014-12-18 | 2016-07-13 | 上海市格致中学 | Connected blackboard |
| CN106427324A (en) * | 2016-10-31 | 2017-02-22 | 无锡市凤翔实验学校 | Blackboard with automatic dust removing function |
-
2013
- 2013-03-23 CN CN 201320136695 patent/CN203142165U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751765A (en) * | 2014-12-18 | 2016-07-13 | 上海市格致中学 | Connected blackboard |
| CN106427324A (en) * | 2016-10-31 | 2017-02-22 | 无锡市凤翔实验学校 | Blackboard with automatic dust removing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FAN ZUHONG Free format text: FORMER OWNER: YIN TIAN Effective date: 20140403 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Zuhong Inventor before: Yin Tian |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YIN TIAN TO: FAN ZUHONG |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140403 Address after: 262200 Shandong city of Weifang Province Zhucheng City Liuzhou Street No. 280 Patentee after: Fan Zuhong Address before: 262200 Shandong city of Weifang Province Zhucheng city resident Patentee before: Yin Tian |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20140323 |